λ
Sequence Observatory

7,103,957

7 × 241 × 4211
Deficient Odd Composite

Starting at 7,103,957, the Collatz iteration reaches 1 after 160 steps. The first transition is 21311872; the starting value is odd with 8 positive divisors.

Prime Factor Structure

Factorization String 7 × 241 × 4211
Distinct Prime Factors 3
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 8
Divisor Sum (σ) 8,154,432
Proper Divisor Sum 1,050,475
Digit Sum / Digital Root 32 (Root: 5)
Adjacent Primes #7103953 ← → #7103959

Radix Representation

Decimal 7103957
Binary 11011000110010111010101 (23 bits)
Octal 0o33062725
Hexadecimal 0x6C65D5

Divisor Catalog (8)

1 7 241 1,687 4,211 29,477 1,014,851 7,103,957

Collatz Trajectory (160 steps to reach 1)

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

7,103,957 21,311,872 10,655,936 5,327,968 2,663,984 1,331,992 665,996 332,998 166,499 499,498 249,749 749,248 374,624 187,312 93,656 46,828 23,414 11,707 35,122 17,561 52,684 26,342 13,171 39,514 19,757 59,272 29,636 14,818 7,409 22,228 11,114 5,557 16,672 8,336 4,168 2,084 1,042 521 1,564 782 391 1,174 587 1,762 881 2,644 1,322 661 1,984 992 496 248 124 62 31 94 47 142 71 214

More profiles

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