λ
Sequence Observatory

5,572,040

23 × 5 × 139301
Abundant Even Composite

Starting at 5,572,040, the Collatz iteration reaches 1 after 232 steps. The first transition is 2786020; the starting value is even with 16 positive divisors.

Prime Factor Structure

Factorization String 2^3 × 5 × 139301
Distinct Prime Factors 3
Square Status No
Abundance Measure Abundant

Analytical Properties

Total Divisors 16
Divisor Sum (σ) 12,537,180
Proper Divisor Sum 6,965,140
Digit Sum / Digital Root 23 (Root: 5)
Adjacent Primes #5572037 ← → #5572057

Radix Representation

Decimal 5572040
Binary 10101010000010111001000 (23 bits)
Octal 0o25202710
Hexadecimal 0x5505C8

Divisor Catalog (16)

1 2 4 5 8 10 20 40 139,301 278,602 557,204 696,505 1,114,408 1,393,010 2,786,020 5,572,040

Collatz Trajectory (232 steps to reach 1)

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

5,572,040 2,786,020 1,393,010 696,505 2,089,516 1,044,758 522,379 1,567,138 783,569 2,350,708 1,175,354 587,677 1,763,032 881,516 440,758 220,379 661,138 330,569 991,708 495,854 247,927 743,782 371,891 1,115,674 557,837 1,673,512 836,756 418,378 209,189 627,568 313,784 156,892 78,446 39,223 117,670 58,835 176,506 88,253 264,760 132,380 66,190 33,095 99,286 49,643 148,930 74,465 223,396 111,698 55,849 167,548 83,774 41,887 125,662 62,831 188,494 94,247 282,742 141,371 424,114 212,057

More profiles

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