λ
Sequence Observatory

4,615,957

157 × 29401
Deficient Odd Composite

Starting at 4,615,957, the Collatz iteration reaches 1 after 100 steps. The first transition is 13847872; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 157 × 29401
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 4,645,516
Proper Divisor Sum 29,559
Digit Sum / Digital Root 37 (Root: 1)
Adjacent Primes #4615927 ← → #4615967

Radix Representation

Decimal 4615957
Binary 10001100110111100010101 (23 bits)
Octal 0o21467425
Hexadecimal 0x466F15

Divisor Catalog (4)

1 157 29,401 4,615,957

Collatz Trajectory (100 steps to reach 1)

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

4,615,957 13,847,872 6,923,936 3,461,968 1,730,984 865,492 432,746 216,373 649,120 324,560 162,280 81,140 40,570 20,285 60,856 30,428 15,214 7,607 22,822 11,411 34,234 17,117 51,352 25,676 12,838 6,419 19,258 9,629 28,888 14,444 7,222 3,611 10,834 5,417 16,252 8,126 4,063 12,190 6,095 18,286 9,143 27,430 13,715 41,146 20,573 61,720 30,860 15,430 7,715 23,146 11,573 34,720 17,360 8,680 4,340 2,170 1,085 3,256 1,628 814

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