745089972
745,089,972 is an even composite number composed of five prime numbers multiplied together.
745089972 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 745089972:
22 × 3 × 11 × 1572 × 229
(2 × 2 × 3 × 11 × 157 × 157 × 229)See below for interesting mathematical facts about the number 745089972 from the Numbermatics database.
Names of 745089972
- Cardinal: 745089972 can be written as Seven hundred forty-five million, eighty-nine thousand, nine hundred seventy-two.
Scientific notation
- Scientific notation: 7.45089972 × 108
Factors of 745089972
Divisors of 745089972
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 4 6 11 12 22 33 44 66 132 157 229 314 458 471 628 687 916 942 1374 1727 1884 2519 2748 3454 5038 5181 6908 7557 10076 10362 15114 20724 24649 30228 35953 49298 71906 73947 98596 107859 143812 147894 215718 271139 295788 395483 431436 542278 790966 813417 1084556 1186449 1581932 1626834 2372898 3253668 4745796 5644621 11289242 16933863 22578484 33867726 62090831 67735452 124181662 186272493 248363324 372544986 745089972
- Sum of all divisors σ(n): 1917084960
- Sum of proper divisors (its aliquot sum) s(n): 1171994988
- 745089972 is an abundant number, because the sum of its proper divisors (1171994988) is greater than itself. Its abundance is 426905016
Bases of 745089972
- Binary: 1011000110100100101011101101002
- Hexadecimal: 0x2C692BB4
- Base-36: CBLV3O
Squares and roots of 745089972
- 745089972 squared (7450899722) is 555159066374960784
- 745089972 cubed (7450899723) is 413643453220865672051658048
-
The
square root of 745089972 is 27296.3362376711 -
The
cube root of 745089972 is 906.5732621363
Scales and comparisons
How big is 745089972?- 745,089,972 seconds is equal to 23 years, 35 weeks, 6 days, 17 hours, 26 minutes, 12 seconds.
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To count from 1 to 745,089,972 would take you about thirty-five 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 745089972 cubic inches would be around 75.5 feet tall.
Recreational maths with 745089972
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