λ
Sequence Observatory

2,835,251

991 × 2861
Deficient Odd Composite

Starting at 2,835,251, the Collatz iteration reaches 1 after 107 steps. The first transition is 8505754; the starting value is odd with 4 positive divisors.

Prime Factor Structure

Factorization String 991 × 2861
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 2,839,104
Proper Divisor Sum 3,853
Digit Sum / Digital Root 26 (Root: 8)
Adjacent Primes #2835241 ← → #2835253

Radix Representation

Decimal 2835251
Binary 1010110100001100110011 (22 bits)
Octal 0o12641463
Hexadecimal 0x2B4333

Divisor Catalog (4)

1 991 2,861 2,835,251

Collatz Trajectory (107 steps to reach 1)

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

2,835,251 8,505,754 4,252,877 12,758,632 6,379,316 3,189,658 1,594,829 4,784,488 2,392,244 1,196,122 598,061 1,794,184 897,092 448,546 224,273 672,820 336,410 168,205 504,616 252,308 126,154 63,077 189,232 94,616 47,308 23,654 11,827 35,482 17,741 53,224 26,612 13,306 6,653 19,960 9,980 4,990 2,495 7,486 3,743 11,230 5,615 16,846 8,423 25,270 12,635 37,906 18,953 56,860 28,430 14,215 42,646 21,323 63,970 31,985 95,956 47,978 23,989 71,968 35,984 17,992

More profiles

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