3,970,749

3 × 43 × 30781

3,970,749 factors as 3 × 43 × 30781. Its 8 positive divisors give a proper-divisor sum of 1,446,883, so this integer is deficient. The Collatz stopping time is 123 steps.

Prime Factor Structure

Factorization String 3 × 43 × 30781

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 5,417,632

Proper Divisor Sum 1,446,883

Digit Sum / Digital Root 39 (Root: 3)

Adjacent Primes #3970739 ← → #3970751

Radix Representation

Decimal	3970749
Binary	1111001001011010111101 (22 bits)
Octal	0o17113275
Hexadecimal	0x3C96BD

Divisor Catalog (8)

1 3 43 129 30,781 92,343 1,323,583 3,970,749

Collatz Trajectory (123 steps to reach 1)

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

3,970,749 11,912,248 5,956,124 2,978,062 1,489,031 4,467,094 2,233,547 6,700,642 3,350,321 10,050,964 5,025,482 2,512,741 7,538,224 3,769,112 1,884,556 942,278 471,139 1,413,418 706,709 2,120,128 1,060,064 530,032 265,016 132,508 66,254 33,127 99,382 49,691 149,074 74,537 223,612 111,806 55,903 167,710 83,855 251,566 125,783 377,350 188,675 566,026 283,013 849,040 424,520 212,260 106,130 53,065 159,196 79,598 39,799 119,398 59,699 179,098 89,549 268,648 134,324 67,162 33,581 100,744 50,372 25,186

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