1,555,980

2² × 3 × 5 × 25933

1,555,980 is even and not a perfect square. Its factorization is 2^2 × 3 × 5 × 25933 and its 24 divisors sum to 4,356,912.

Prime Factor Structure

Factorization String 2^2 × 3 × 5 × 25933

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Total Divisors 24

Divisor Sum (σ) 4,356,912

Proper Divisor Sum 2,800,932

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #1555969 ← → #1555997

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

1,555,980 777,990 388,995 1,166,986 583,493 1,750,480 875,240 437,620 218,810 109,405 328,216 164,108 82,054 41,027 123,082 61,541 184,624 92,312 46,156 23,078 11,539 34,618 17,309 51,928 25,964 12,982 6,491 19,474 9,737 29,212 14,606 7,303 21,910 10,955 32,866 16,433 49,300 24,650 12,325 36,976 18,488 9,244 4,622 2,311 6,934 3,467 10,402 5,201 15,604 7,802 3,901 11,704 5,852 2,926 1,463 4,390 2,195 6,586 3,293 9,880

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