12748426440
12,748,426,440 is an even composite number composed of five prime numbers multiplied together.
12748426440 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 12748426440:
23 × 3 × 5 × 3709 × 28643
(2 × 2 × 2 × 3 × 5 × 3709 × 28643)See below for interesting mathematical facts about the number 12748426440 from the Numbermatics database.
Names of 12748426440
- Cardinal: 12748426440 can be written as Twelve billion, seven hundred forty-eight million, four hundred twenty-six thousand, four hundred forty.
Scientific notation
- Scientific notation: 1.274842644 × 1010
Factors of 12748426440
Divisors of 12748426440
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 3709 7418 11127 14836 18545 22254 28643 29672 37090 44508 55635 57286 74180 85929 89016 111270 114572 143215 148360 171858 222540 229144 286430 343716 429645 445080 572860 687432 859290 1145720 1718580 3437160 106236887 212473774 318710661 424947548 531184435 637421322 849895096 1062368870 1274842644 1593553305 2124737740 2549685288 3187106610 4249475480 6374213220 12748426440
- Sum of all divisors σ(n): 38256926400
- Sum of proper divisors (its aliquot sum) s(n): 25508499960
- 12748426440 is an abundant number, because the sum of its proper divisors (25508499960) is greater than itself. Its abundance is 12760073520
Bases of 12748426440
- Binary: 10111101111101110110001100110010002
- Hexadecimal: 0x2F7DD8CC8
- Base-36: 5UU30SO
Squares and roots of 12748426440
- 12748426440 squared (127484264402) is 162522376696091073600
- 12748426440 cubed (127484264403) is 2071904564164087287330225984000
-
The
square root of 12748426440 is 112908.9298505659 -
The
cube root of 12748426440 is 2336.0682531701
Scales and comparisons
How big is 12748426440?- 12,748,426,440 seconds is equal to 405 years, 18 weeks, 5 days, 5 hours, 34 minutes.
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To count from 1 to 12,748,426,440 would take you about eight hundred ten years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 12748426440 cubic inches would be around 194.7 feet tall.
Recreational maths with 12748426440
- 12748426440 backwards is 04462484721
- The number of decimal digits it has is: 11
- The sum of 12748426440's digits is 42
- More coming soon!
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