31,258,650

2 × 3 × 5² × 208391

31,258,650 factors as 2 × 3 × 5^2 × 208391. Its 24 positive divisors give a proper-divisor sum of 46,263,174, so this integer is abundant. The Collatz stopping time is 131 steps.

Prime Factor Structure

Factorization String 2 × 3 × 5^2 × 208391

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 77,521,824

Proper Divisor Sum 46,263,174

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #31258639 ← → #31258651

Radix Representation

Decimal	31258650
Binary	1110111001111100000011010 (25 bits)
Octal	0o167174032
Hexadecimal	0x1DCF81A

Divisor Catalog (24)

Collatz Trajectory (131 steps to reach 1)

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

31,258,650 15,629,325 46,887,976 23,443,988 11,721,994 5,860,997 17,582,992 8,791,496 4,395,748 2,197,874 1,098,937 3,296,812 1,648,406 824,203 2,472,610 1,236,305 3,708,916 1,854,458 927,229 2,781,688 1,390,844 695,422 347,711 1,043,134 521,567 1,564,702 782,351 2,347,054 1,173,527 3,520,582 1,760,291 5,280,874 2,640,437 7,921,312 3,960,656 1,980,328 990,164 495,082 247,541 742,624 371,312 185,656 92,828 46,414 23,207 69,622 34,811 104,434 52,217 156,652 78,326 39,163 117,490 58,745 176,236 88,118 44,059 132,178 66,089 198,268

More profiles

Browse other published profiles and their separate link collections.

No other profiles in this collection.

← Previous Integer #31,258,649 Browse Full Index Next Integer #31,258,651 →