λ
Ratio Atlas

78,464,939

7 × 41 × 131 × 2087
Deficient Odd Composite

78,464,939 factors as 7 × 41 × 131 × 2087. Its 16 positive divisors give a proper-divisor sum of 14,142,037, so this integer is deficient. The Collatz stopping time is 241 steps.

Prime Factor Structure

Factorization String 7 × 41 × 131 × 2087
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 92,606,976
Proper Divisor Sum 14,142,037
Digit Sum / Digital Root 50 (Root: 5)
Adjacent Primes #78464921 ← → #78464941

Radix Representation

Decimal 78464939
Binary 100101011010100011110101011 (27 bits)
Octal 0o453243653
Hexadecimal 0x4AD47AB

Divisor Catalog (16)

Collatz Trajectory (241 steps to reach 1)

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

78,464,939 235,394,818 117,697,409 353,092,228 176,546,114 88,273,057 264,819,172 132,409,586 66,204,793 198,614,380 99,307,190 49,653,595 148,960,786 74,480,393 223,441,180 111,720,590 55,860,295 167,580,886 83,790,443 251,371,330 125,685,665 377,056,996 188,528,498 94,264,249 282,792,748 141,396,374 70,698,187 212,094,562 106,047,281 318,141,844 159,070,922 79,535,461 238,606,384 119,303,192 59,651,596 29,825,798 14,912,899 44,738,698 22,369,349 67,108,048 33,554,024 16,777,012 8,388,506 4,194,253 12,582,760 6,291,380 3,145,690 1,572,845 4,718,536 2,359,268 1,179,634 589,817 1,769,452 884,726 442,363 1,327,090 663,545 1,990,636 995,318 497,659

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