λ
Ratio Atlas
Atlas › Integer Profiles › Node 18,732,602

18,732,602

2 × 74 × 47 × 83
Deficient Even Composite

18,732,602 factors as 2 × 7^4 × 47 × 83. Its 40 positive divisors give a proper-divisor sum of 15,148,294, so this integer is deficient. The Collatz stopping time is 208 steps.

Prime Factor Structure

Factorization String 2 × 7^4 × 47 × 83
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 40
Divisor Sum (σ) 33,880,896
Proper Divisor Sum 15,148,294
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #18732599 ← → #18732617

Radix Representation

Decimal 18732602
Binary 1000111011101011000111010 (25 bits)
Octal 0o107353072
Hexadecimal 0x11DD63A

Divisor Catalog (40)

1 2 7 14 47 49 83 94 98 166 329 343 581 658 686 1,162 2,303 2,401 3,901 4,067 4,606 4,802 7,802 8,134 16,121 27,307 28,469 32,242 54,614 56,938 112,847 191,149 199,283 225,694 382,298 398,566 1,338,043 2,676,086 9,366,301 18,732,602

Collatz Trajectory (208 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

18,732,602 9,366,301 28,098,904 14,049,452 7,024,726 3,512,363 10,537,090 5,268,545 15,805,636 7,902,818 3,951,409 11,854,228 5,927,114 2,963,557 8,890,672 4,445,336 2,222,668 1,111,334 555,667 1,667,002 833,501 2,500,504 1,250,252 625,126 312,563 937,690 468,845 1,406,536 703,268 351,634 175,817 527,452 263,726 131,863 395,590 197,795 593,386 296,693 890,080 445,040 222,520 111,260 55,630 27,815 83,446 41,723 125,170 62,585 187,756 93,878 46,939 140,818 70,409 211,228 105,614 52,807 158,422 79,211 237,634 118,817

More profiles

Browse other published profiles and their separate link collections.

No other profiles in this collection.

← Previous Integer #18,732,601 Browse Full Index Next Integer #18,732,603 →