1,163,164

2² × 290791

Starting at 1,163,164, the Collatz iteration reaches 1 after 160 steps. The first transition is 581582; the starting value is even with 6 positive divisors.

Prime Factor Structure

Factorization String 2^2 × 290791

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 2,035,544

Proper Divisor Sum 872,380

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #1163159 ← → #1163167

Radix Representation

Decimal	1163164
Binary	100011011111110011100 (21 bits)
Octal	0o4337634
Hexadecimal	0x11BF9C

Divisor Catalog (6)

1 2 4 290,791 581,582 1,163,164

Collatz Trajectory (160 steps to reach 1)

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

1,163,164 581,582 290,791 872,374 436,187 1,308,562 654,281 1,962,844 981,422 490,711 1,472,134 736,067 2,208,202 1,104,101 3,312,304 1,656,152 828,076 414,038 207,019 621,058 310,529 931,588 465,794 232,897 698,692 349,346 174,673 524,020 262,010 131,005 393,016 196,508 98,254 49,127 147,382 73,691 221,074 110,537 331,612 165,806 82,903 248,710 124,355 373,066 186,533 559,600 279,800 139,900 69,950 34,975 104,926 52,463 157,390 78,695 236,086 118,043 354,130 177,065 531,196 265,598

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