λ
Sequence Observatory

1,863,376

24 × 116461
Deficient Even Composite

Starting at 1,863,376, the Collatz iteration reaches 1 after 83 steps. The first transition is 931688; the starting value is even with 10 positive divisors.

Prime Factor Structure

Factorization String 2^4 × 116461
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 10
Divisor Sum (σ) 3,610,322
Proper Divisor Sum 1,746,946
Digit Sum / Digital Root 34 (Root: 7)
Adjacent Primes #1863371 ← → #1863377

Radix Representation

Decimal 1863376
Binary 111000110111011010000 (21 bits)
Octal 0o7067320
Hexadecimal 0x1C6ED0

Divisor Catalog (10)

1 2 4 8 16 116,461 232,922 465,844 931,688 1,863,376

Collatz Trajectory (83 steps to reach 1)

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

1,863,376 931,688 465,844 232,922 116,461 349,384 174,692 87,346 43,673 131,020 65,510 32,755 98,266 49,133 147,400 73,700 36,850 18,425 55,276 27,638 13,819 41,458 20,729 62,188 31,094 15,547 46,642 23,321 69,964 34,982 17,491 52,474 26,237 78,712 39,356 19,678 9,839 29,518 14,759 44,278 22,139 66,418 33,209 99,628 49,814 24,907 74,722 37,361 112,084 56,042 28,021 84,064 42,032 21,016 10,508 5,254 2,627 7,882 3,941 11,824

More profiles

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