21008964600
21,008,964,600 is an even composite number composed of five prime numbers multiplied together.
21008964600 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21008964600:
23 × 33 × 52 × 132 × 23021
(2 × 2 × 2 × 3 × 3 × 3 × 5 × 5 × 13 × 13 × 23021)See below for interesting mathematical facts about the number 21008964600 from the Numbermatics database.
Names of 21008964600
- Cardinal: 21008964600 can be written as Twenty-one billion, eight million, nine hundred sixty-four thousand, six hundred.
Scientific notation
- Scientific notation: 2.10089646 × 1010
Factors of 21008964600
Divisors of 21008964600
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 25 26 27 30 36 39 40 45 50 52 54 60 65 72 75 78 90 100 104 108 117 120 130 135 150 156 169 180 195 200 216 225 234 260 270 300 312 325 338 351 360 390 450 468 507 520 540 585 600 650 675 676 702 780 845 900 936 975 1014 1080 1170 1300 1350 1352 1404 1521 1560 1690 1755 1800 1950 2028 2340 2535 2600 2700 2808 2925 3042 3380 3510 3900 4056 4225 4563 4680 5070 5400 5850 6084 6760 7020 7605 7800 8450 8775 9126 10140 11700 12168 12675 14040 15210 16900 17550 18252 20280 22815 23021 23400 25350 30420 33800 35100 36504 38025 45630 46042 50700 60840 69063 70200 76050 91260 92084 101400 114075 115105 138126 152100 182520 184168 207189 228150 230210 276252 299273 304200 345315 414378 456300 460420 552504 575525 598546 621567 690630 828756 897819 912600 920840 1035945 1151050 1197092 1243134 1381260 1496365 1657512 1726575 1795638 2071890 2302100 2394184 2486268 2693457 2762520 2992730 3107835 3453150 3591276 3890549 4143780 4489095 4604200 4972536 5179725 5386914 5985460 6215670 6906300 7182552 7481825 7781098 8080371 8287560 8978190 10359450 10773828 11671647 11970920 12431340 13467285 13812600 14963650 15539175 15562196 16160742 17956380 19452745 20718900 21547656 22445475 23343294 24862680 26934570 29927300 31078350 31124392 32321484 35014941 35912760 38905490 40401855 41437800 44890950 46686588 53869140 58358235 59854600 62156700 64642968 67336425 70029882 77810980 80803710 89781900 93373176 97263725 105044823 107738280 116716470 124313400 134672850 140059764 155621960 161607420 175074705 179563800 194527450 202009275 210089646 233432940 269345700 280119528 291791175 323214840 350149410 389054900 404018550 420179292 466865880 525224115 538691400 583582350 700298820 778109800 808037100 840358584 875373525 1050448230 1167164700 1400597640 1616074200 1750747050 2100896460 2334329400 2626120575 3501494100 4201792920 5252241150 7002988200 10504482300 21008964600
- Sum of all divisors σ(n): 78362283600
- Sum of proper divisors (its aliquot sum) s(n): 57353319000
- 21008964600 is an abundant number, because the sum of its proper divisors (57353319000) is greater than itself. Its abundance is 36344354400
Bases of 21008964600
- Binary: 100111001000011101101011011111110002
- Hexadecimal: 0x4E43B5BF8
- Base-36: 9NG70U0
Squares and roots of 21008964600
- 21008964600 squared (210089646002) is 441376593564053160000
- 21008964600 cubed (210089646003) is 9272865229455780670958136000000
-
The
square root of 21008964600 is 144944.6949701851 -
The
cube root of 21008964600 is 2759.3167023045
Scales and comparisons
How big is 21008964600?- 21,008,964,600 seconds is equal to 668 years, 1 week, 7 hours, 30 minutes.
-
To count from 1 to 21,008,964,600 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 21008964600 cubic inches would be around 229.9 feet tall.
Recreational maths with 21008964600
- 21008964600 backwards is 00646980012
- 21008964600 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21008964600's digits is 36
- More coming soon!
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