31,040,170

2 × 5 × 7 × 443431

31,040,170 factors as 2 × 5 × 7 × 443431. Its 16 positive divisors give a proper-divisor sum of 32,814,038, so this integer is abundant. The Collatz stopping time is 157 steps.

Prime Factor Structure

Factorization String 2 × 5 × 7 × 443431

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 63,854,208

Proper Divisor Sum 32,814,038

Digit Sum / Digital Root 16 (Root: 7)

Adjacent Primes #31040161 ← → #31040171

Radix Representation

Decimal	31040170
Binary	1110110011010001010101010 (25 bits)
Octal	0o166321252
Hexadecimal	0x1D9A2AA

Divisor Catalog (16)

1 2 5 7 10 14 35 70 443,431 886,862 2,217,155 3,104,017 4,434,310 6,208,034 15,520,085 31,040,170

Collatz Trajectory (157 steps to reach 1)

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

31,040,170 15,520,085 46,560,256 23,280,128 11,640,064 5,820,032 2,910,016 1,455,008 727,504 363,752 181,876 90,938 45,469 136,408 68,204 34,102 17,051 51,154 25,577 76,732 38,366 19,183 57,550 28,775 86,326 43,163 129,490 64,745 194,236 97,118 48,559 145,678 72,839 218,518 109,259 327,778 163,889 491,668 245,834 122,917 368,752 184,376 92,188 46,094 23,047 69,142 34,571 103,714 51,857 155,572 77,786 38,893 116,680 58,340 29,170 14,585 43,756 21,878 10,939 32,818

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