20723888640
20,723,888,640 is an even composite number composed of six prime numbers multiplied together.
What does the number 20723888640 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 480 divisors.
20723888640 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 20723888640:
29 × 3 × 5 × 7 × 132 × 2281
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 13 × 13 × 2281)See below for interesting mathematical facts about the number 20723888640 from the Numbermatics database.
Names of 20723888640
- Cardinal: 20723888640 can be written as Twenty billion, seven hundred twenty-three million, eight hundred eighty-eight thousand, six hundred forty.
Scientific notation
- Scientific notation: 2.072388864 × 1010
Factors of 20723888640
Divisors of 20723888640
- Number of divisors d(n): 480
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Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 32 35 39 40 42 48 52 56 60 64 65 70 78 80 84 91 96 104 105 112 120 128 130 140 156 160 168 169 182 192 195 208 210 224 240 256 260 273 280 312 320 336 338 364 384 390 416 420 448 455 480 507 512 520 546 560 624 640 672 676 728 768 780 832 840 845 896 910 960 1014 1040 1092 1120 1183 1248 1280 1344 1352 1365 1456 1536 1560 1664 1680 1690 1792 1820 1920 2028 2080 2184 2240 2281 2366 2496 2535 2560 2688 2704 2730 2912 3120 3328 3360 3380 3549 3584 3640 3840 4056 4160 4368 4480 4562 4732 4992 5070 5376 5408 5460 5824 5915 6240 6656 6720 6760 6843 7098 7280 7680 8112 8320 8736 8960 9124 9464 9984 10140 10752 10816 10920 11405 11648 11830 12480 13440 13520 13686 14196 14560 15967 16224 16640 17472 17745 17920 18248 18928 19968 20280 21632 21840 22810 23296 23660 24960 26880 27040 27372 28392 29120 29653 31934 32448 33280 34215 34944 35490 36496 37856 40560 43264 43680 45620 46592 47320 47901 49920 53760 54080 54744 56784 58240 59306 63868 64896 68430 69888 70980 72992 75712 79835 81120 86528 87360 88959 91240 94640 95802 99840 108160 109488 113568 116480 118612 127736 129792 136860 139776 141960 145984 148265 151424 159670 162240 174720 177918 182480 189280 191604 207571 216320 218976 227136 232960 237224 239505 255472 259584 273720 283920 291968 296530 302848 319340 324480 349440 355836 364960 378560 383208 385489 415142 432640 437952 444795 454272 474448 479010 510944 547440 567840 583936 593060 605696 622713 638680 648960 698880 711672 729920 757120 766416 770978 830284 875904 889590 908544 948896 958020 1021888 1037855 1094880 1135680 1156467 1167872 1186120 1245426 1277360 1297920 1423344 1459840 1514240 1532832 1541956 1660568 1751808 1779180 1817088 1897792 1916040 1927445 2043776 2075710 2189760 2271360 2312934 2372240 2490852 2554720 2698423 2846688 2919680 3028480 3065664 3083912 3113565 3321136 3503616 3558360 3795584 3832080 3854890 4087552 4151420 4379520 4542720 4625868 4744480 4981704 5109440 5396846 5693376 5782335 5839360 6131328 6167824 6227130 6642272 7116720 7591168 7664160 7709780 8095269 8175104 8302840 8759040 9085440 9251736 9488960 9963408 10218880 10793692 11386752 11564670 12262656 12335648 12454260 13284544 13492115 14233440 15182336 15328320 15419560 16190538 16605680 17518080 18503472 18977920 19926816 20437760 21587384 22773504 23129340 24525312 24671296 24908520 26569088 26984230 28466880 30656640 30839120 32381076 33211360 37006944 37955840 39853632 40476345 40875520 43174768 45547008 46258680 49342592 49817040 53138176 53968460 56933760 61313280 61678240 64762152 66422720 74013888 75911680 79707264 80952690 86349536 92517360 98685184 99634080 106276352 107936920 113867520 122626560 123356480 129524304 132845440 148027776 159414528 161905380 172699072 185034720 197370368 199268160 215873840 227735040 246712960 259048608 265690880 296055552 318829056 323810760 345398144 370069440 398536320 431747680 493425920 518097216 531381760 592111104 647621520 690796288 740138880 797072640 863495360 986851840 1036194432 1295243040 1381592576 1480277760 1594145280 1726990720 2072388864 2590486080 2960555520 3453981440 4144777728 5180972160 6907962880 10361944320 20723888640
- Sum of all divisors σ(n): 82024500096
- Sum of proper divisors (its aliquot sum) s(n): 61300611456
- 20723888640 is an abundant number, because the sum of its proper divisors (61300611456) is greater than itself. Its abundance is 40576722816
Bases of 20723888640
- Binary: 100110100110011110101110010000000002
- Hexadecimal: 0x4D33D7200
- Base-36: 9IQGUTC
Squares and roots of 20723888640
- 20723888640 squared (207238886402) is 429479560363121049600
- 20723888640 cubed (207238886403) is 8900486582121478594750316544000
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The
square root of 20723888640 is 143957.9405243073 -
The
cube root of 20723888640 is 2746.7791996289
Scales and comparisons
How big is 20723888640?- 20,723,888,640 seconds is equal to 658 years, 49 weeks, 4 days, 19 hours, 44 minutes.
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To count from 1 to 20,723,888,640 would take you about one thousand, three hundred seventeen 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 20723888640 cubic inches would be around 228.9 feet tall.
Recreational maths with 20723888640
- 20723888640 backwards is 04688832702
- 20723888640 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20723888640's digits is 48
- More coming soon!
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