λ
Sigma Notebook

9,418,642

2 × 19 × 59 × 4201
Deficient Even Composite

9,418,642 is even and not a perfect square. Its factorization is 2 × 19 × 59 × 4201 and its 16 divisors sum to 15,127,200.

Prime Factor Structure

Factorization String 2 × 19 × 59 × 4201
Distinct Prime Factors 4
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 15,127,200
Proper Divisor Sum 5,708,558
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #9418597 ← → #9418667

Radix Representation

Decimal 9418642
Binary 100011111011011110010010 (24 bits)
Octal 0o43733622
Hexadecimal 0x8FB792

Divisor Catalog (16)

1 2 19 38 59 118 1,121 2,242 4,201 8,402 79,819 159,638 247,859 495,718 4,709,321 9,418,642

Collatz Trajectory (194 steps to reach 1)

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

9,418,642 4,709,321 14,127,964 7,063,982 3,531,991 10,595,974 5,297,987 15,893,962 7,946,981 23,840,944 11,920,472 5,960,236 2,980,118 1,490,059 4,470,178 2,235,089 6,705,268 3,352,634 1,676,317 5,028,952 2,514,476 1,257,238 628,619 1,885,858 942,929 2,828,788 1,414,394 707,197 2,121,592 1,060,796 530,398 265,199 795,598 397,799 1,193,398 596,699 1,790,098 895,049 2,685,148 1,342,574 671,287 2,013,862 1,006,931 3,020,794 1,510,397 4,531,192 2,265,596 1,132,798 566,399 1,699,198 849,599 2,548,798 1,274,399 3,823,198 1,911,599 5,734,798 2,867,399 8,602,198 4,301,099 12,903,298

More profiles

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