21013115904
21,013,115,904 is an even composite number composed of four prime numbers multiplied together.
21013115904 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of three hundred fifty-two divisors.
Prime factorization of 21013115904:
210 × 37 × 11 × 853
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 11 × 853)See below for interesting mathematical facts about the number 21013115904 from the Numbermatics database.
Names of 21013115904
- Cardinal: 21013115904 can be written as Twenty-one billion, thirteen million, one hundred fifteen thousand, nine hundred four.
Scientific notation
- Scientific notation: 2.1013115904 × 1010
Factors of 21013115904
Divisors of 21013115904
- Number of divisors d(n): 352
-
Complete list of divisors:
1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 64 66 72 81 88 96 99 108 128 132 144 162 176 192 198 216 243 256 264 288 297 324 352 384 396 432 486 512 528 576 594 648 704 729 768 792 853 864 891 972 1024 1056 1152 1188 1296 1408 1458 1536 1584 1706 1728 1782 1944 2112 2187 2304 2376 2559 2592 2673 2816 2916 3072 3168 3412 3456 3564 3888 4224 4374 4608 4752 5118 5184 5346 5632 5832 6336 6824 6912 7128 7677 7776 8019 8448 8748 9216 9383 9504 10236 10368 10692 11264 11664 12672 13648 13824 14256 15354 15552 16038 16896 17496 18766 19008 20472 20736 21384 23031 23328 24057 25344 27296 27648 28149 28512 30708 31104 32076 33792 34992 37532 38016 40944 41472 42768 46062 46656 48114 50688 54592 56298 57024 61416 62208 64152 69093 69984 75064 76032 81888 82944 84447 85536 92124 93312 96228 101376 109184 112596 114048 122832 124416 128304 138186 139968 150128 152064 163776 168894 171072 184248 186624 192456 207279 218368 225192 228096 245664 248832 253341 256608 276372 279936 300256 304128 327552 337788 342144 368496 373248 384912 414558 436736 450384 456192 491328 506682 513216 552744 559872 600512 621837 655104 675576 684288 736992 746496 760023 769824 829116 873472 900768 912384 982656 1013364 1026432 1105488 1119744 1201024 1243674 1310208 1351152 1368576 1473984 1520046 1539648 1658232 1801536 1865511 1965312 2026728 2052864 2210976 2239488 2280069 2402048 2487348 2620416 2702304 2737152 2947968 3040092 3079296 3316464 3603072 3731022 3930624 4053456 4105728 4421952 4560138 4804096 4974696 5404608 5895936 6080184 6158592 6632928 6840207 7206144 7462044 7861248 8106912 8211456 8843904 9120276 9608192 9949392 10809216 11791872 12160368 12317184 13265856 13680414 14412288 14924088 16213824 17687808 18240552 19898784 20520621 21618432 23583744 24320736 24634368 26531712 27360828 28824576 29848176 32427648 35375616 36481104 39797568 41041242 43236864 48641472 53063424 54721656 59696352 64855296 70751232 72962208 79595136 82082484 86473728 97282944 106126848 109443312 119392704 129710592 145924416 159190272 164164968 194565888 212253696 218886624 238785408 259421184 291848832 318380544 328329936 389131776 437773248 477570816 583697664 636761088 656659872 778263552 875546496 955141632 1167395328 1313319744 1751092992 1910283264 2334790656 2626639488 3502185984 5253278976 7004371968 10506557952 21013115904
- Sum of all divisors σ(n): 68806711680
- Sum of proper divisors (its aliquot sum) s(n): 47793595776
- 21013115904 is an abundant number, because the sum of its proper divisors (47793595776) is greater than itself. Its abundance is 26780479872
Bases of 21013115904
- Binary: 100111001000111101010110100000000002
- Hexadecimal: 0x4E47AB400
- Base-36: 9NIO000
Squares and roots of 21013115904
- 21013115904 squared (210131159042) is 441551039994937737216
- 21013115904 cubed (210131159043) is 9278363180945366245383302283264
-
The
square root of 21013115904 is 144959.0145661871 -
The
cube root of 21013115904 is 2759.4984343775
Scales and comparisons
How big is 21013115904?- 21,013,115,904 seconds is equal to 668 years, 7 weeks, 6 days, 8 hours, 38 minutes, 24 seconds.
-
To count from 1 to 21,013,115,904 would take you about one thousand, three hundred thirty-six 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 21013115904 cubic inches would be around 230 feet tall.
Recreational maths with 21013115904
- 21013115904 backwards is 40951131012
- 21013115904 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21013115904's digits is 27
- More coming soon!
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The information we have on file for 21013115904 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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