1,400,421

3 × 11 × 42437

The decimal integer 1,400,421 is 101010101111001100101 in binary (21 bits), 5257145 in octal and 155E65 in hexadecimal. Its digit sum is 12.

Prime Factor Structure

Factorization String 3 × 11 × 42437

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 8

Divisor Sum (σ) 2,037,024

Proper Divisor Sum 636,603

Digit Sum / Digital Root 12 (Root: 3)

Adjacent Primes #1400417 ← → #1400423

Radix Representation

Decimal	1400421
Binary	101010101111001100101 (21 bits)
Octal	0o5257145
Hexadecimal	0x155E65

Divisor Catalog (8)

1 3 11 33 42,437 127,311 466,807 1,400,421

Collatz Trajectory (106 steps to reach 1)

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

1,400,421 4,201,264 2,100,632 1,050,316 525,158 262,579 787,738 393,869 1,181,608 590,804 295,402 147,701 443,104 221,552 110,776 55,388 27,694 13,847 41,542 20,771 62,314 31,157 93,472 46,736 23,368 11,684 5,842 2,921 8,764 4,382 2,191 6,574 3,287 9,862 4,931 14,794 7,397 22,192 11,096 5,548 2,774 1,387 4,162 2,081 6,244 3,122 1,561 4,684 2,342 1,171 3,514 1,757 5,272 2,636 1,318 659 1,978 989 2,968 1,484

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