1321359872
1,321,359,872 is an even composite number composed of four prime numbers multiplied together.
1321359872 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 1321359872:
29 × 72 × 31 × 1699
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 7 × 31 × 1699)See below for interesting mathematical facts about the number 1321359872 from the Numbermatics database.
Names of 1321359872
- Cardinal: 1321359872 can be written as One billion, three hundred twenty-one million, three hundred fifty-nine thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 1.321359872 × 109
Factors of 1321359872
Divisors of 1321359872
- Number of divisors d(n): 120
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Complete list of divisors:
1 2 4 7 8 14 16 28 31 32 49 56 62 64 98 112 124 128 196 217 224 248 256 392 434 448 496 512 784 868 896 992 1519 1568 1699 1736 1792 1984 3038 3136 3398 3472 3584 3968 6076 6272 6796 6944 7936 11893 12152 12544 13592 13888 15872 23786 24304 25088 27184 27776 47572 48608 52669 54368 55552 83251 95144 97216 105338 108736 111104 166502 190288 194432 210676 217472 333004 368683 380576 388864 421352 434944 666008 737366 761152 777728 842704 869888 1332016 1474732 1522304 1685408 2580781 2664032 2949464 3044608 3370816 5161562 5328064 5898928 6089216 6741632 10323124 10656128 11797856 13483264 20646248 21312256 23595712 26966528 41292496 42624512 47191424 82584992 94382848 165169984 188765696 330339968 660679936 1321359872
- Sum of all divisors σ(n): 3172118400
- Sum of proper divisors (its aliquot sum) s(n): 1850758528
- 1321359872 is an abundant number, because the sum of its proper divisors (1850758528) is greater than itself. Its abundance is 529398656
Bases of 1321359872
- Binary: 10011101100001001011010000000002
- Hexadecimal: 0x4EC25A00
- Base-36: LUPBSW
Squares and roots of 1321359872
- 1321359872 squared (13213598722) is 1745991911331856384
- 1321359872 cubed (13213598723) is 2307083648470497101084622848
-
The
square root of 1321359872 is 36350.5140541369 -
The
cube root of 1321359872 is 1097.3378799315
Scales and comparisons
How big is 1321359872?- 1,321,359,872 seconds is equal to 42 years, 5 days, 12 hours, 24 minutes, 32 seconds.
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To count from 1 to 1,321,359,872 would take you about eighty-four 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 1321359872 cubic inches would be around 91.4 feet tall.
Recreational maths with 1321359872
- 1321359872 backwards is 2789531231
- The number of decimal digits it has is: 10
- The sum of 1321359872's digits is 41
- More coming soon!
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