2² × 5 × 7 × 2557

Prime Factor Structure

Factorization String 2^2 × 5 × 7 × 2557

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 859,488

Proper Divisor Sum 501,508

Digit Sum / Digital Root 32 (Root: 5)

Adjacent Primes #357977 ← → #357983

1 2 4 5 7 10 14 20 28 35 70 140 2,557 5,114 10,228 12,785 17,899 25,570 35,798 51,140 71,596 89,495 178,990 357,980

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

357,980 178,990 89,495 268,486 134,243 402,730 201,365 604,096 302,048 151,024 75,512 37,756 18,878 9,439 28,318 14,159 42,478 21,239 63,718 31,859 95,578 47,789 143,368 71,684 35,842 17,921 53,764 26,882 13,441 40,324 20,162 10,081 30,244 15,122 7,561 22,684 11,342 5,671 17,014 8,507 25,522 12,761 38,284 19,142 9,571 28,714 14,357 43,072 21,536 10,768 5,384 2,692 1,346 673 2,020 1,010 505 1,516 758 379

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