3,972,247

31 × 97 × 1321

3,972,247 factors as 31 × 97 × 1321. Its 8 positive divisors give a proper-divisor sum of 173,545, so this integer is deficient. The Collatz stopping time is 154 steps.

Prime Factor Structure

Factorization String 31 × 97 × 1321

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 4,145,792

Proper Divisor Sum 173,545

Digit Sum / Digital Root 34 (Root: 7)

Adjacent Primes #3972233 ← → #3972251

Radix Representation

Decimal	3972247
Binary	1111001001110010010111 (22 bits)
Octal	0o17116227
Hexadecimal	0x3C9C97

Divisor Catalog (8)

1 31 97 1,321 3,007 40,951 128,137 3,972,247

Collatz Trajectory (154 steps to reach 1)

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

3,972,247 11,916,742 5,958,371 17,875,114 8,937,557 26,812,672 13,406,336 6,703,168 3,351,584 1,675,792 837,896 418,948 209,474 104,737 314,212 157,106 78,553 235,660 117,830 58,915 176,746 88,373 265,120 132,560 66,280 33,140 16,570 8,285 24,856 12,428 6,214 3,107 9,322 4,661 13,984 6,992 3,496 1,748 874 437 1,312 656 328 164 82 41 124 62 31 94 47 142 71 214 107 322 161 484 242 121

More profiles

Browse other published profiles and their separate link collections.

No other profiles in this collection.

← Previous Integer #3,972,246 Browse Full Index Next Integer #3,972,248 →