20407974720
20,407,974,720 is an even composite number composed of six prime numbers multiplied together.
20407974720 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred thirty-six divisors.
Prime factorization of 20407974720:
26 × 3 × 5 × 72 × 467 × 929
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 7 × 467 × 929)See below for interesting mathematical facts about the number 20407974720 from the Numbermatics database.
Names of 20407974720
- Cardinal: 20407974720 can be written as Twenty billion, four hundred seven million, nine hundred seventy-four thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.040797472 × 1010
Factors of 20407974720
Divisors of 20407974720
- Number of divisors d(n): 336
-
Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 64 70 80 84 96 98 105 112 120 140 147 160 168 192 196 210 224 240 245 280 294 320 336 392 420 448 467 480 490 560 588 672 735 784 840 929 934 960 980 1120 1176 1344 1401 1470 1568 1680 1858 1868 1960 2240 2335 2352 2787 2802 2940 3136 3269 3360 3716 3736 3920 4645 4670 4704 5574 5604 5880 6503 6538 6720 7005 7432 7472 7840 9290 9340 9408 9807 11148 11208 11760 13006 13076 13935 14010 14864 14944 15680 16345 18580 18680 19509 19614 22296 22416 22883 23520 26012 26152 27870 28020 29728 29888 32515 32690 37160 37360 39018 39228 44592 44832 45521 45766 47040 49035 52024 52304 55740 56040 59456 65030 65380 68649 74320 74720 78036 78456 89184 89664 91042 91532 97545 98070 104048 104608 111480 112080 114415 130060 130760 136563 137298 148640 149440 156072 156912 178368 182084 183064 195090 196140 208096 209216 222960 224160 227605 228830 260120 261520 273126 274596 297280 312144 313824 343245 364168 366128 390180 392280 416192 433843 445920 448320 455210 457660 520240 523040 546252 549192 624288 627648 682815 686490 728336 732256 780360 784560 867686 891840 910420 915320 1040480 1046080 1092504 1098384 1248576 1301529 1365630 1372980 1456672 1464512 1560720 1569120 1735372 1820840 1830640 2080960 2169215 2185008 2196768 2603058 2731260 2745960 2913344 3036901 3121440 3138240 3470744 3641680 3661280 4338430 4370016 4393536 5206116 5462520 5491920 6073802 6242880 6507645 6941488 7283360 7322560 8676860 8740032 9110703 10412232 10925040 10983840 12147604 13015290 13882976 14566720 15184505 17353720 18221406 20824464 21258307 21850080 21967680 24295208 26030580 27765952 30369010 34707440 36442812 41648928 42516614 43700160 45553515 48590416 52061160 60738020 63774921 69414880 72885624 83297856 85033228 91107030 97180832 104122320 106291535 121476040 127549842 138829760 145771248 170066456 182214060 194361664 208244640 212583070 242952080 255099684 291542496 318874605 340132912 364428120 416489280 425166140 485904160 510199368 583084992 637749210 680265824 728856240 850332280 971808320 1020398736 1275498420 1360531648 1457712480 1700664560 2040797472 2550996840 2915424960 3401329120 4081594944 5101993680 6802658240 10203987360 20407974720
- Sum of all divisors σ(n): 75616856640
- Sum of proper divisors (its aliquot sum) s(n): 55208881920
- 20407974720 is an abundant number, because the sum of its proper divisors (55208881920) is greater than itself. Its abundance is 34800907200
Bases of 20407974720
- Binary: 100110000000110100011111011010000002
- Hexadecimal: 0x4C068FB40
- Base-36: 9DIDQ2O
Squares and roots of 20407974720
- 20407974720 squared (204079747202) is 416485432172159078400
- 20407974720 cubed (204079747203) is 8499624171017697159805698048000
-
The
square root of 20407974720 is 142856.4829470473 -
The
cube root of 20407974720 is 2732.7504167749
Scales and comparisons
How big is 20407974720?- 20,407,974,720 seconds is equal to 648 years, 47 weeks, 2 days, 9 hours, 52 minutes.
-
To count from 1 to 20,407,974,720 would take you about one thousand, two hundred ninety-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 20407974720 cubic inches would be around 227.7 feet tall.
Recreational maths with 20407974720
- 20407974720 backwards is 02747970402
- 20407974720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20407974720's digits is 42
- More coming soon!
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