2² × 3² × 21577

Prime Factor Structure

Factorization String 2^2 × 3^2 × 21577

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 18

Divisor Sum (σ) 1,963,598

Proper Divisor Sum 1,186,826

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #776759 ← → #776801

1 2 3 4 6 9 12 18 36 21,577 43,154 64,731 86,308 129,462 194,193 258,924 388,386 776,772

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

776,772 388,386 194,193 582,580 291,290 145,645 436,936 218,468 109,234 54,617 163,852 81,926 40,963 122,890 61,445 184,336 92,168 46,084 23,042 11,521 34,564 17,282 8,641 25,924 12,962 6,481 19,444 9,722 4,861 14,584 7,292 3,646 1,823 5,470 2,735 8,206 4,103 12,310 6,155 18,466 9,233 27,700 13,850 6,925 20,776 10,388 5,194 2,597 7,792 3,896 1,948 974 487 1,462 731 2,194 1,097 3,292 1,646 823

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