λ
Sigma Notebook

7,057,990

2 × 5 × 47 × 15017
Deficient Even Composite

7,057,990 is even and not a perfect square. Its factorization is 2 × 5 × 47 × 15017 and its 16 divisors sum to 12,975,552.

Prime Factor Structure

Factorization String 2 × 5 × 47 × 15017
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 12,975,552
Proper Divisor Sum 5,917,562
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #7057961 ← → #7057997

Radix Representation

Decimal 7057990
Binary 11010111011001001000110 (23 bits)
Octal 0o32731106
Hexadecimal 0x6BB246

Divisor Catalog (16)

1 2 5 10 47 94 235 470 15,017 30,034 75,085 150,170 705,799 1,411,598 3,528,995 7,057,990

Collatz Trajectory (191 steps to reach 1)

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

7,057,990 3,528,995 10,586,986 5,293,493 15,880,480 7,940,240 3,970,120 1,985,060 992,530 496,265 1,488,796 744,398 372,199 1,116,598 558,299 1,674,898 837,449 2,512,348 1,256,174 628,087 1,884,262 942,131 2,826,394 1,413,197 4,239,592 2,119,796 1,059,898 529,949 1,589,848 794,924 397,462 198,731 596,194 298,097 894,292 447,146 223,573 670,720 335,360 167,680 83,840 41,920 20,960 10,480 5,240 2,620 1,310 655 1,966 983 2,950 1,475 4,426 2,213 6,640 3,320 1,660 830 415 1,246

More profiles

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