21147431760
21,147,431,760 is an even composite number composed of six prime numbers multiplied together.
21147431760 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of six hundred divisors.
Prime factorization of 21147431760:
24 × 32 × 5 × 74 × 13 × 941
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 7 × 7 × 7 × 13 × 941)See below for interesting mathematical facts about the number 21147431760 from the Numbermatics database.
Names of 21147431760
- Cardinal: 21147431760 can be written as Twenty-one billion, one hundred forty-seven million, four hundred thirty-one thousand, seven hundred sixty.
Scientific notation
- Scientific notation: 2.114743176 × 1010
Factors of 21147431760
Divisors of 21147431760
- Number of divisors d(n): 600
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 28 30 35 36 39 40 42 45 48 49 52 56 60 63 65 70 72 78 80 84 90 91 98 104 105 112 117 120 126 130 140 144 147 156 168 180 182 195 196 208 210 234 240 245 252 260 273 280 294 312 315 336 343 360 364 390 392 420 441 455 468 490 504 520 546 560 585 588 624 630 637 686 720 728 735 780 784 819 840 882 910 936 941 980 1008 1029 1040 1092 1170 1176 1260 1274 1365 1372 1456 1470 1560 1638 1680 1715 1764 1820 1872 1882 1911 1960 2058 2184 2205 2340 2352 2401 2520 2548 2730 2744 2823 2940 3087 3120 3185 3276 3430 3528 3640 3764 3822 3920 4095 4116 4368 4410 4459 4680 4705 4802 5040 5096 5145 5460 5488 5646 5733 5880 6174 6370 6552 6587 6860 7056 7203 7280 7528 7644 8190 8232 8469 8820 8918 9360 9410 9555 9604 10192 10290 10920 11292 11466 11760 12005 12233 12348 12740 13104 13174 13377 13720 14115 14406 15056 15288 15435 16380 16464 16938 17640 17836 18820 19110 19208 19761 20580 21609 21840 22295 22584 22932 24010 24466 24696 25480 26348 26754 27440 28230 28665 28812 30576 30870 31213 32760 32935 33876 35280 35672 36015 36699 37640 38220 38416 39522 40131 41160 42345 43218 44590 45168 45864 46109 48020 48932 49392 50960 52696 53508 56460 57330 57624 59283 61165 61740 62426 65520 65870 66885 67752 71344 72030 73398 75280 76440 79044 80262 82320 84690 85631 86436 89180 91728 92218 93639 96040 97864 98805 105392 107016 108045 110097 112920 114660 115248 118566 122330 123480 124852 131740 133770 135504 138327 144060 146796 152880 156065 158088 160524 169380 171262 172872 178360 183495 184436 187278 192080 195728 197610 200655 214032 216090 220194 225840 229320 230545 237132 244660 246960 249704 256893 263480 267540 276654 280917 288120 293592 296415 312130 316176 321048 322763 338760 342524 345744 356720 366990 368872 374556 395220 401310 414981 428155 432180 440388 458640 461090 468195 474264 489320 499408 513786 526960 535080 550485 553308 561834 576240 587184 592830 599417 624260 642096 645526 677520 685048 691635 733980 737744 749112 770679 790440 802620 829962 856310 864360 880776 922180 936390 948528 968289 978640 1027572 1070160 1100970 1106616 1123668 1185660 1198834 1248520 1284465 1291052 1370096 1383270 1404585 1467960 1498224 1541358 1580880 1605240 1613815 1659924 1712620 1728720 1761552 1798251 1844360 1872780 1936578 2055144 2074905 2201940 2213232 2247336 2259341 2371320 2397668 2497040 2568930 2582104 2766540 2809170 2904867 2935920 2997085 3082716 3210480 3227630 3319848 3425240 3596502 3688720 3745560 3853395 3873156 4110288 4149810 4195919 4403880 4494672 4518682 4742640 4795336 4841445 5137860 5164208 5394753 5533080 5618340 5809734 5994170 6165432 6455260 6639696 6778023 6850480 7193004 7491120 7706790 7746312 8299620 8391838 8807760 8991255 9037364 9590672 9682890 10275720 10789506 11066160 11236680 11296705 11619468 11988340 12330864 12587757 12910520 13556046 14386008 14524335 15413580 15492624 16599240 16783676 17982510 18074728 19365780 20334069 20551440 20979595 21579012 22473360 22593410 23238936 23976680 25175514 25821040 26973765 27112092 28772016 29048670 29371433 30827160 33198480 33567352 33890115 35965020 36149456 37763271 38731560 40668138 41959190 43158024 45186820 46477872 47953360 50351028 53947530 54224184 58097340 58742866 61654320 62938785 67134704 67780230 71930040 75526542 77463120 81336276 83918380 86316048 88114299 90373640 100702056 101670345 107895060 108448368 116194680 117485732 125877570 135560460 143860080 146857165 151053084 162672552 167836760 176228598 180747280 188816355 201404112 203340690 215790120 232389360 234971464 251755140 264342897 271120920 293714330 302106168 325345104 335673520 352457196 377632710 406681380 431580240 440571495 469942928 503510280 528685794 542241840 587428660 604212336 704914392 755265420 813362760 881142990 1007020560 1057371588 1174857320 1321714485 1409828784 1510530840 1626725520 1762285980 2114743176 2349714640 2643428970 3021061680 3524571960 4229486352 5286857940 7049143920 10573715880 21147431760
- Sum of all divisors σ(n): 89319923784
- Sum of proper divisors (its aliquot sum) s(n): 68172492024
- 21147431760 is an abundant number, because the sum of its proper divisors (68172492024) is greater than itself. Its abundance is 47025060264
Bases of 21147431760
- Binary: 100111011000111110000110011010100002
- Hexadecimal: 0x4EC7C3350
- Base-36: 9PQMUS0
Squares and roots of 21147431760
- 21147431760 squared (211474317602) is 447213870043856697600
- 21147431760 cubed (211474317603) is 9457424798877967719714955776000
-
The
square root of 21147431760 is 145421.5656634187 -
The
cube root of 21147431760 is 2765.3655234337
Scales and comparisons
How big is 21147431760?- 21,147,431,760 seconds is equal to 672 years, 21 weeks, 6 days, 22 hours, 36 minutes.
-
To count from 1 to 21,147,431,760 would take you about one thousand, three hundred forty-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 21147431760 cubic inches would be around 230.4 feet tall.
Recreational maths with 21147431760
- 21147431760 backwards is 06713474112
- 21147431760 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21147431760's digits is 36
- More coming soon!
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