3,961,948

2² × 990487

3,961,948 factors as 2^2 × 990487. Its 6 positive divisors give a proper-divisor sum of 2,971,468, so this integer is deficient. The Collatz stopping time is 185 steps.

Prime Factor Structure

Factorization String 2^2 × 990487

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 6,933,416

Proper Divisor Sum 2,971,468

Digit Sum / Digital Root 40 (Root: 4)

Adjacent Primes #3961943 ← → #3961949

Radix Representation

Decimal	3961948
Binary	1111000111010001011100 (22 bits)
Octal	0o17072134
Hexadecimal	0x3C745C

Divisor Catalog (6)

1 2 4 990,487 1,980,974 3,961,948

Collatz Trajectory (185 steps to reach 1)

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

3,961,948 1,980,974 990,487 2,971,462 1,485,731 4,457,194 2,228,597 6,685,792 3,342,896 1,671,448 835,724 417,862 208,931 626,794 313,397 940,192 470,096 235,048 117,524 58,762 29,381 88,144 44,072 22,036 11,018 5,509 16,528 8,264 4,132 2,066 1,033 3,100 1,550 775 2,326 1,163 3,490 1,745 5,236 2,618 1,309 3,928 1,964 982 491 1,474 737 2,212 1,106 553 1,660 830 415 1,246 623 1,870 935 2,806 1,403 4,210

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