1,321,360
24 × 5 × 83 × 199
Abundant
Even
Composite
1,321,360 has digital root 7. The neighboring primes are 1321357 and 1321363; its proper-divisor sum differs from the starting integer by 482,080.
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Prime Factor Structure
Factorization String
2^4 × 5 × 83 × 199
Distinct Prime Factors
4
Square Status
No
Abundance Measure
Abundant
Analytical Properties
Total Divisors
40
Divisor Sum (σ)
3,124,800
Proper Divisor Sum
1,803,440
Digit Sum / Digital Root
16 (Root: 7)
Radix Representation
| Decimal | 1321360 |
| Binary | 101000010100110010000 (21 bits) |
| Octal | 0o5024620 |
| Hexadecimal | 0x142990 |
Divisor Catalog (5 of 40)
Collatz Trajectory (67 steps to reach 1)
Iterative sequence n → n/2 (if even) or 3n+1 (if odd):
Showing the first 5 trajectory entries; the stopping-time total above is unchanged.
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