2,478,941

79 × 31379

Starting at 2,478,941, the Collatz iteration reaches 1 after 81 steps. The first transition is 7436824; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 79 × 31379

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 2,510,400

Proper Divisor Sum 31,459

Digit Sum / Digital Root 35 (Root: 8)

Adjacent Primes #2478937 ← → #2478953

Radix Representation

Decimal	2478941
Binary	1001011101001101011101 (22 bits)
Octal	0o11351535
Hexadecimal	0x25D35D

Divisor Catalog (4)

1 79 31,379 2,478,941

Collatz Trajectory (81 steps to reach 1)

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

2,478,941 7,436,824 3,718,412 1,859,206 929,603 2,788,810 1,394,405 4,183,216 2,091,608 1,045,804 522,902 261,451 784,354 392,177 1,176,532 588,266 294,133 882,400 441,200 220,600 110,300 55,150 27,575 82,726 41,363 124,090 62,045 186,136 93,068 46,534 23,267 69,802 34,901 104,704 52,352 26,176 13,088 6,544 3,272 1,636 818 409 1,228 614 307 922 461 1,384 692 346 173 520 260 130 65 196 98 49 148 74

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