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31,379,490

2 × 32 × 5 × 348661
Abundant Even Composite

Prime Factor Structure

Factorization String 2 × 3^2 × 5 × 348661
Distinct Prime Factors 4
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 24
Divisor Sum (σ) 81,586,908
Proper Divisor Sum 50,207,418
Digit Sum / Digital Root 36 (Root: 9)
Adjacent Primes #31379483 ← → #31379497

Radix Representation

Decimal 31379490
Binary 1110111101101000000100010 (25 bits)
Octal 0o167550042
Hexadecimal 0x1DED022

Divisor Catalog (24)

1 2 3 5 6 9 10 15 18 30 45 90 348,661 697,322 1,045,983 1,743,305 2,091,966 3,137,949 3,486,610 5,229,915 6,275,898 10,459,830 15,689,745 31,379,490

Collatz Trajectory (387 steps to reach 1)

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

31,379,490 15,689,745 47,069,236 23,534,618 11,767,309 35,301,928 17,650,964 8,825,482 4,412,741 13,238,224 6,619,112 3,309,556 1,654,778 827,389 2,482,168 1,241,084 620,542 310,271 930,814 465,407 1,396,222 698,111 2,094,334 1,047,167 3,141,502 1,570,751 4,712,254 2,356,127 7,068,382 3,534,191 10,602,574 5,301,287 15,903,862 7,951,931 23,855,794 11,927,897 35,783,692 17,891,846 8,945,923 26,837,770 13,418,885 40,256,656 20,128,328 10,064,164 5,032,082 2,516,041 7,548,124 3,774,062 1,887,031 5,661,094 2,830,547 8,491,642 4,245,821 12,737,464 6,368,732 3,184,366 1,592,183 4,776,550 2,388,275 7,164,826

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