27989293540
27,989,293,540 is an even composite number composed of five prime numbers multiplied together.
27989293540 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 27989293540:
22 × 5 × 13 × 732 × 20201
(2 × 2 × 5 × 13 × 73 × 73 × 20201)See below for interesting mathematical facts about the number 27989293540 from the Numbermatics database.
Names of 27989293540
- Cardinal: 27989293540 can be written as Twenty-seven billion, nine hundred eighty-nine million, two hundred ninety-three thousand, five hundred forty.
Scientific notation
- Scientific notation: 2.798929354 × 1010
Factors of 27989293540
Divisors of 27989293540
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 4 5 10 13 20 26 52 65 73 130 146 260 292 365 730 949 1460 1898 3796 4745 5329 9490 10658 18980 20201 21316 26645 40402 53290 69277 80804 101005 106580 138554 202010 262613 277108 346385 404020 525226 692770 1050452 1313065 1385540 1474673 2626130 2949346 5252260 5898692 7373365 14746730 19170749 29493460 38341498 76682996 95853745 107651129 191707490 215302258 383414980 430604516 538255645 1076511290 1399464677 2153022580 2798929354 5597858708 6997323385 13994646770 27989293540
- Sum of all divisors σ(n): 64181026728
- Sum of proper divisors (its aliquot sum) s(n): 36191733188
- 27989293540 is an abundant number, because the sum of its proper divisors (36191733188) is greater than itself. Its abundance is 8202439648
Bases of 27989293540
- Binary: 110100001000100101010111001111001002
- Hexadecimal: 0x6844AB9E4
- Base-36: CUW3P44
Squares and roots of 27989293540
- 27989293540 squared (279892935402) is 783400552868285731600
- 27989293540 cubed (279892935403) is 21926828033628738298346053864000
-
The
square root of 27989293540 is 167300.0105797965 -
The
cube root of 27989293540 is 3036.2018854109
Scales and comparisons
How big is 27989293540?- 27,989,293,540 seconds is equal to 889 years, 50 weeks, 4 days, 3 hours, 45 minutes, 40 seconds.
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To count from 1 to 27,989,293,540 would take you about one thousand, seven hundred seventy-nine 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 27989293540 cubic inches would be around 253 feet tall.
Recreational maths with 27989293540
- 27989293540 backwards is 04539298972
- The number of decimal digits it has is: 11
- The sum of 27989293540's digits is 58
- More coming soon!
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