1,370,775

3 × 5² × 7² × 373

Starting at 1,370,775, the Collatz iteration reaches 1 after 243 steps. The first transition is 4112326; the starting value is odd with 36 positive divisors.

Prime Factor Structure

Factorization String 3 × 5^2 × 7^2 × 373

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 36

Divisor Sum (σ) 2,643,432

Proper Divisor Sum 1,272,657

Digit Sum / Digital Root 30 (Root: 3)

Adjacent Primes #1370773 ← → #1370779

Radix Representation

Decimal	1370775
Binary	101001110101010010111 (21 bits)
Octal	0o5165227
Hexadecimal	0x14EA97

Divisor Catalog (36)

1 3 5 7 15 21 25 35 49 75 105 147 175 245 373 525 735 1,119 1,225 1,865 2,611 3,675 5,595 7,833 9,325 13,055 18,277 27,975 39,165 54,831 65,275 91,385 195,825 274,155 456,925 1,370,775

Collatz Trajectory (243 steps to reach 1)

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

1,370,775 4,112,326 2,056,163 6,168,490 3,084,245 9,252,736 4,626,368 2,313,184 1,156,592 578,296 289,148 144,574 72,287 216,862 108,431 325,294 162,647 487,942 243,971 731,914 365,957 1,097,872 548,936 274,468 137,234 68,617 205,852 102,926 51,463 154,390 77,195 231,586 115,793 347,380 173,690 86,845 260,536 130,268 65,134 32,567 97,702 48,851 146,554 73,277 219,832 109,916 54,958 27,479 82,438 41,219 123,658 61,829 185,488 92,744 46,372 23,186 11,593 34,780 17,390 8,695

← Previous Integer #1,370,774 Browse Full Index Next Integer #1,370,776 →