λ
Sequence Observatory

7,902,902

2 × 7 × 271 × 2083
Deficient Even Composite

Starting at 7,902,902, the Collatz iteration reaches 1 after 292 steps. The first transition is 3951451; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2 × 7 × 271 × 2083
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 13,604,352
Proper Divisor Sum 5,701,450
Digit Sum / Digital Root 29 (Root: 2)
Adjacent Primes #7902899 ← → #7902919

Radix Representation

Decimal 7902902
Binary 11110001001011010110110 (23 bits)
Octal 0o36113266
Hexadecimal 0x7896B6

Divisor Catalog (16)

1 2 7 14 271 542 1,897 2,083 3,794 4,166 14,581 29,162 564,493 1,128,986 3,951,451 7,902,902

Collatz Trajectory (292 steps to reach 1)

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

7,902,902 3,951,451 11,854,354 5,927,177 17,781,532 8,890,766 4,445,383 13,336,150 6,668,075 20,004,226 10,002,113 30,006,340 15,003,170 7,501,585 22,504,756 11,252,378 5,626,189 16,878,568 8,439,284 4,219,642 2,109,821 6,329,464 3,164,732 1,582,366 791,183 2,373,550 1,186,775 3,560,326 1,780,163 5,340,490 2,670,245 8,010,736 4,005,368 2,002,684 1,001,342 500,671 1,502,014 751,007 2,253,022 1,126,511 3,379,534 1,689,767 5,069,302 2,534,651 7,603,954 3,801,977 11,405,932 5,702,966 2,851,483 8,554,450 4,277,225 12,831,676 6,415,838 3,207,919 9,623,758 4,811,879 14,435,638 7,217,819 21,653,458 10,826,729

More profiles

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