20988378880
20,988,378,880 is an even composite number composed of seven prime numbers multiplied together.
20988378880 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of five hundred seventy-six divisors.
Prime factorization of 20988378880:
28 × 5 × 7 × 19 × 31 × 41 × 97
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 19 × 31 × 41 × 97)See below for interesting mathematical facts about the number 20988378880 from the Numbermatics database.
Names of 20988378880
- Cardinal: 20988378880 can be written as Twenty billion, nine hundred eighty-eight million, three hundred seventy-eight thousand, eight hundred eighty.
Scientific notation
- Scientific notation: 2.098837888 × 1010
Factors of 20988378880
Divisors of 20988378880
- Number of divisors d(n): 576
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 19 20 28 31 32 35 38 40 41 56 62 64 70 76 80 82 95 97 112 124 128 133 140 152 155 160 164 190 194 205 217 224 248 256 266 280 287 304 310 320 328 380 388 410 434 448 485 496 532 560 574 589 608 620 640 656 665 679 760 776 779 820 868 896 970 992 1064 1085 1120 1148 1178 1216 1240 1271 1280 1312 1330 1358 1435 1520 1552 1558 1640 1736 1792 1843 1940 1984 2128 2170 2240 2296 2356 2432 2480 2542 2624 2660 2716 2870 2945 3007 3040 3104 3116 3280 3395 3472 3686 3880 3895 3968 3977 4123 4256 4340 4480 4592 4712 4864 4960 5084 5248 5320 5432 5453 5740 5890 6014 6080 6208 6232 6355 6560 6790 6944 7372 7760 7790 7936 7954 8246 8512 8680 8897 8960 9184 9215 9424 9920 10168 10496 10640 10864 10906 11480 11780 12028 12160 12416 12464 12710 12901 13120 13580 13888 14744 15035 15520 15580 15908 16492 17024 17360 17794 18368 18430 18848 19840 19885 20336 20615 21049 21280 21728 21812 22960 23560 24056 24149 24320 24832 24928 25420 25802 26240 27160 27265 27776 27839 29488 30070 31040 31160 31816 32984 34048 34720 35588 36736 36860 37696 39680 39770 40672 41230 42098 42560 43456 43624 44485 45920 47120 48112 48298 49856 50840 51604 52480 54320 54530 55552 55678 57133 58976 60140 62080 62320 63632 64505 65968 69440 71176 73472 73720 75392 75563 79540 81344 82460 84196 85120 86912 87248 88970 91840 94240 96224 96596 99712 101680 103208 105245 108640 109060 111356 114266 117952 120280 120745 123287 124160 124640 127264 129010 131936 138880 139195 142352 147440 150784 151126 159080 162688 164920 168392 169043 170240 173824 174496 177940 183680 188480 192448 193192 199424 203360 206416 210490 217280 218120 222712 228532 235904 240560 241490 246574 249280 254528 258020 263872 277760 278390 284704 285665 294880 302252 318160 325376 329840 336784 338086 348992 355880 367360 376960 377815 384896 386384 399931 406720 412832 420980 434560 436240 445424 457064 471808 481120 482980 493148 498560 509056 516040 527744 528941 556780 569408 571330 589760 604504 616435 636320 659680 673568 676172 697984 711760 753920 755630 769792 772768 799862 813440 825664 841960 845215 863009 869120 872480 890848 914128 962240 965960 986296 997120 1018112 1032080 1055488 1057882 1113560 1138816 1142660 1179520 1209008 1232870 1272640 1319360 1347136 1352344 1395968 1423520 1511260 1545536 1599724 1626880 1651328 1683920 1690430 1726018 1744960 1781696 1828256 1924480 1931920 1972592 1999655 2064160 2115764 2227120 2277632 2285320 2342453 2359040 2418016 2465740 2545280 2638720 2644705 2694272 2704688 2847040 3022520 3091072 3199448 3302656 3367840 3380860 3452036 3489920 3563392 3656512 3848960 3863840 3945184 3999310 4128320 4231528 4315045 4454240 4570640 4684906 4836032 4931480 5090560 5277440 5289410 5388544 5409376 5694080 6045040 6182144 6398896 6735680 6761720 6904072 6979840 7126784 7313024 7727680 7890368 7998620 8256640 8463056 8630090 8908480 9141280 9369812 9672064 9862960 10578820 10818752 11388160 11712265 12090080 12797792 13471360 13523440 13808144 14626048 15455360 15780736 15997240 16397171 16513280 16926112 17260180 17816960 18282560 18739624 19344128 19725920 21157640 21637504 23424530 24180160 25595584 26942720 27046880 27616288 30910720 31561472 31994480 32794342 33852224 34520360 35633920 36565120 37479248 39451840 42315280 43275008 46849060 48360320 51191168 54093760 55232576 63988960 65588684 67704448 69040720 73130240 74958496 78903680 81985855 84630560 93698120 96720640 102382336 108187520 110465152 127977920 131177368 135408896 138081440 149916992 157807360 163971710 169261120 187396240 216375040 220930304 255955840 262354736 276162880 299833984 327943420 338522240 374792480 511911680 524709472 552325760 599667968 655886840 677044480 749584960 1049418944 1104651520 1311773680 1499169920 2098837888 2623547360 2998339840 4197675776 5247094720 10494189440 20988378880
- Sum of all divisors σ(n): 64612638720
- Sum of proper divisors (its aliquot sum) s(n): 43624259840
- 20988378880 is an abundant number, because the sum of its proper divisors (43624259840) is greater than itself. Its abundance is 22635880960
Bases of 20988378880
- Binary: 100111000110000000100111111000000002
- Hexadecimal: 0x4E3013F00
- Base-36: 9N3XSSG
Squares and roots of 20988378880
- 20988378880 squared (209883788802) is 440512048010430054400
- 20988378880 cubed (209883788803) is 9245633764847656173486211072000
-
The
square root of 20988378880 is 144873.6652397529 -
The
cube root of 20988378880 is 2758.4151651917
Scales and comparisons
How big is 20988378880?- 20,988,378,880 seconds is equal to 667 years, 19 weeks, 1 hour, 14 minutes, 40 seconds.
-
To count from 1 to 20,988,378,880 would take you about one thousand, three hundred thirty-four 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 20988378880 cubic inches would be around 229.9 feet tall.
Recreational maths with 20988378880
- 20988378880 backwards is 08887388902
- The number of decimal digits it has is: 11
- The sum of 20988378880's digits is 61
- More coming soon!
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