20870382720
20,870,382,720 is an even composite number composed of six prime numbers multiplied together.
20870382720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 20870382720:
27 × 3 × 5 × 11 × 137 × 7213
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 11 × 137 × 7213)See below for interesting mathematical facts about the number 20870382720 from the Numbermatics database.
Names of 20870382720
- Cardinal: 20870382720 can be written as Twenty billion, eight hundred seventy million, three hundred eighty-two thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.087038272 × 1010
Factors of 20870382720
Divisors of 20870382720
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 64 66 80 88 96 110 120 128 132 137 160 165 176 192 220 240 264 274 320 330 352 384 411 440 480 528 548 640 660 685 704 822 880 960 1056 1096 1320 1370 1408 1507 1644 1760 1920 2055 2112 2192 2640 2740 3014 3288 3520 4110 4224 4384 4521 5280 5480 6028 6576 7040 7213 7535 8220 8768 9042 10560 10960 12056 13152 14426 15070 16440 17536 18084 21120 21639 21920 22605 24112 26304 28852 30140 32880 36065 36168 43278 43840 45210 48224 52608 57704 60280 65760 72130 72336 79343 86556 87680 90420 96448 108195 115408 120560 131520 144260 144672 158686 173112 180840 192896 216390 230816 238029 241120 263040 288520 289344 317372 346224 361680 396715 432780 461632 476058 482240 577040 578688 634744 692448 723360 793430 865560 923264 952116 964480 988181 1154080 1190145 1269488 1384896 1446720 1586860 1731120 1904232 1976362 2308160 2380290 2538976 2769792 2893440 2964543 3173720 3462240 3808464 3952724 4616320 4760580 4940905 5077952 5929086 6347440 6924480 7616928 7905448 9521160 9881810 10155904 10869991 11858172 12694880 13848960 14822715 15233856 15810896 19042320 19763620 21739982 23716344 25389760 29645430 30467712 31621792 32609973 38084640 39527240 43479964 47432688 50779520 54349955 59290860 63243584 65219946 76169280 79054480 86959928 94865376 108699910 118581720 126487168 130439892 152338560 158108960 163049865 173919856 189730752 217399820 237163440 260879784 316217920 326099730 347839712 379461504 434799640 474326880 521759568 632435840 652199460 695679424 869599280 948653760 1043519136 1304398920 1391358848 1739198560 1897307520 2087038272 2608797840 3478397120 4174076544 5217595680 6956794240 10435191360 20870382720
- Sum of all divisors σ(n): 73111870080
- Sum of proper divisors (its aliquot sum) s(n): 52241487360
- 20870382720 is an abundant number, because the sum of its proper divisors (52241487360) is greater than itself. Its abundance is 31371104640
Bases of 20870382720
- Binary: 100110110111111100011000100100000002
- Hexadecimal: 0x4DBF8C480
- Base-36: 9L5OQDC
Squares and roots of 20870382720
- 20870382720 squared (208703827202) is 435572874879274598400
- 20870382720 cubed (208703827203) is 9090572601181134664582299648000
-
The
square root of 20870382720 is 144465.8531279969 -
The
cube root of 20870382720 is 2753.2361998433
Scales and comparisons
How big is 20870382720?- 20,870,382,720 seconds is equal to 663 years, 31 weeks, 6 days, 8 hours, 32 minutes.
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To count from 1 to 20,870,382,720 would take you about one thousand, three hundred twenty-seven 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 20870382720 cubic inches would be around 229.4 feet tall.
Recreational maths with 20870382720
- 20870382720 backwards is 02728307802
- The number of decimal digits it has is: 11
- The sum of 20870382720's digits is 39
- More coming soon!
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