2,399,972

2² × 599993

2,399,972 has digital root 5. The neighboring primes are 2399951 and 2399977; its proper-divisor sum differs from the starting integer by -599,986.

Prime Factor Structure

Factorization String 2^2 × 599993

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 4,199,958

Proper Divisor Sum 1,799,986

Digit Sum / Digital Root 41 (Root: 5)

Adjacent Primes #2399951 ← → #2399977

Radix Representation

Decimal	2399972
Binary	1001001001111011100100 (22 bits)
Octal	0o11117344
Hexadecimal	0x249EE4

Divisor Catalog (6)

1 2 4 599,993 1,199,986 2,399,972

Collatz Trajectory (236 steps to reach 1)

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

2,399,972 1,199,986 599,993 1,799,980 899,990 449,995 1,349,986 674,993 2,024,980 1,012,490 506,245 1,518,736 759,368 379,684 189,842 94,921 284,764 142,382 71,191 213,574 106,787 320,362 160,181 480,544 240,272 120,136 60,068 30,034 15,017 45,052 22,526 11,263 33,790 16,895 50,686 25,343 76,030 38,015 114,046 57,023 171,070 85,535 256,606 128,303 384,910 192,455 577,366 288,683 866,050 433,025 1,299,076 649,538 324,769 974,308 487,154 243,577 730,732 365,366 182,683 548,050

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