λ
Sigma Notebook

3,953,121

3 × 19 × 223 × 311
Deficient Odd Composite

3,953,121 is odd and not a perfect square. Its factorization is 3 × 19 × 223 × 311 and its 16 divisors sum to 5,591,040.

Prime Factor Structure

Factorization String 3 × 19 × 223 × 311
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 5,591,040
Proper Divisor Sum 1,637,919
Digit Sum / Digital Root 24 (Root: 6)
Adjacent Primes #3953107 ← → #3953143

Radix Representation

Decimal 3953121
Binary 1111000101000111100001 (22 bits)
Octal 0o17050741
Hexadecimal 0x3C51E1

Divisor Catalog (16)

1 3 19 57 223 311 669 933 4,237 5,909 12,711 17,727 69,353 208,059 1,317,707 3,953,121

Collatz Trajectory (185 steps to reach 1)

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

3,953,121 11,859,364 5,929,682 2,964,841 8,894,524 4,447,262 2,223,631 6,670,894 3,335,447 10,006,342 5,003,171 15,009,514 7,504,757 22,514,272 11,257,136 5,628,568 2,814,284 1,407,142 703,571 2,110,714 1,055,357 3,166,072 1,583,036 791,518 395,759 1,187,278 593,639 1,780,918 890,459 2,671,378 1,335,689 4,007,068 2,003,534 1,001,767 3,005,302 1,502,651 4,507,954 2,253,977 6,761,932 3,380,966 1,690,483 5,071,450 2,535,725 7,607,176 3,803,588 1,901,794 950,897 2,852,692 1,426,346 713,173 2,139,520 1,069,760 534,880 267,440 133,720 66,860 33,430 16,715 50,146 25,073

More profiles

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