1,421,204

2² × 67 × 5303

1,421,204 is even and not a perfect square. Its factorization is 2^2 × 67 × 5303 and its 12 divisors sum to 2,524,704.

Prime Factor Structure

Factorization String 2^2 × 67 × 5303

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Total Divisors 12

Divisor Sum (σ) 2,524,704

Proper Divisor Sum 1,103,500

Digit Sum / Digital Root 14 (Root: 5)

Adjacent Primes #1421191 ← → #1421213

1 2 4 67 134 268 5,303 10,606 21,212 355,301 710,602 1,421,204

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

1,421,204 710,602 355,301 1,065,904 532,952 266,476 133,238 66,619 199,858 99,929 299,788 149,894 74,947 224,842 112,421 337,264 168,632 84,316 42,158 21,079 63,238 31,619 94,858 47,429 142,288 71,144 35,572 17,786 8,893 26,680 13,340 6,670 3,335 10,006 5,003 15,010 7,505 22,516 11,258 5,629 16,888 8,444 4,222 2,111 6,334 3,167 9,502 4,751 14,254 7,127 21,382 10,691 32,074 16,037 48,112 24,056 12,028 6,014 3,007 9,022