21007800468480

Names of 21007800468480

• Cardinal: 21007800468480 can be written as Twenty-one trillion, seven billion, eight hundred million, four hundred sixty-eight thousand, four hundred eighty.

Scientific notation

• Scientific notation: 2.100780046848 × 10¹³

Factors of 21007800468480

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 154

Divisors of 21007800468480

• Number of divisors d(n): 1584
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 37 40 41 42 48 56 59 60 64 70 74 80 82 84 96 105 111 112 118 120 123 128 140 148 160 164 168 177 185 192 205 210 222 224 236 240 246 256 259 280 287 295 296 320 328 336 354 370 384 410 413 420 444 448 472 480 492 512 518 555 560 574 590 592 615 640 656 672 708 740 768 777 820 826 840 861 885 888 896 944 960 984 1024 1036 1110 1120 1148 1180 1184 1230 1239 1280 1295 1312 1344 1369 1416 1435 1480 1517 1536 1554 1640 1652 1680 1722 1770 1776 1792 1888 1920 1968 2065 2072 2183 2220 2240 2296 2360 2368 2419 2460 2478 2560 2590 2624 2688 2738 2832 2870 2960 3034 3072 3108 3280 3304 3360 3444 3481 3540 3552 3584 3776 3840 3885 3936 4107 4130 4144 4305 4366 4440 4480 4551 4592 4720 4736 4838 4920 4956 5120 5180 5248 5376 5476 5664 5740 5920 6068 6195 6216 6549 6560 6608 6720 6845 6888 6962 7080 7104 7168 7257 7552 7585 7680 7770 7872 8214 8260 8288 8610 8732 8880 8960 9102 9184 9440 9472 9583 9676 9840 9912 10360 10443 10496 10619 10752 10915 10952 11328 11480 11840 12095 12136 12390 12432 13098 13120 13216 13440 13690 13776 13924 14160 14208 14514 15104 15170 15281 15360 15540 15744 16428 16520 16576 16933 17220 17405 17464 17760 17920 18204 18368 18880 18944 19166 19352 19680 19824 20535 20720 20886 20992 21238 21504 21830 21904 22656 22755 22960 23680 24190 24272 24367 24780 24864 26196 26240 26432 26880 27380 27552 27848 28320 28416 28749 29028 30208 30340 30562 31080 31488 31857 32745 32856 33040 33152 33866 34440 34810 34928 35520 35840 36285 36408 36736 37760 37888 38332 38704 39360 39648 41070 41440 41772 41984 42476 43660 43808 45312 45510 45843 45920 47360 47915 48380 48544 48734 49560 49728 50799 52215 52392 52480 52864 53095 53760 54760 55104 55696 56129 56640 56832 57498 58056 60416 60680 61124 62160 62976 63714 65490 65712 66080 66304 67732 68880 69620 69856 71040 72570 72816 73101 73472 75520 76405 76664 77408 78720 79296 80771 82140 82880 83544 84665 84952 87320 87616 89503 90624 91020 91686 91840 94720 95830 96760 97088 97468 99120 99456 101598 104430 104784 104960 105728 106190 107520 109520 110208 111392 112258 113280 113664 114996 116112 121360 121835 122248 124320 125952 127428 128797 130980 131424 132160 132608 135464 137760 139240 139712 142080 142721 143745 145140 145632 146202 146944 151040 152810 153328 154816 157440 158592 159285 161542 164280 165760 167088 168387 169330 169904 174640 175232 179006 181248 182040 183372 183680 189440 191660 193520 194176 194936 198240 198912 203196 208860 209568 209920 211456 212380 219040 220416 222784 224516 226560 229215 229992 232224 242313 242720 243670 244496 248640 253995 254856 257594 261960 262848 264320 265216 268509 270928 275520 278480 279424 280645 284160 285442 287490 290280 291264 292404 293888 302080 305620 306656 309632 314880 317184 318570 323084 328560 331520 334176 336774 338660 339808 349280 350464 358012 364080 365505 366744 367360 383320 386391 387040 388352 389872 392903 396480 397824 403855 406392 417720 419136 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1367695343 1374766080 1384825344 1390876620 1447416320 1478589560 1483601728 1508747520 1524956480 1534536192 1563080392 1589573280 1601204304 1603893760 1689816640 1695544832 1731031680 1736899584 1774307472 1829947776 1854502160 1918170240 1924672512 1953850490 1978321920 2001505380 2011663360 2027779968 2119431040 2134939072 2171124480 2192194560 2217884340 2225402592 2287434720 2308042240 2344620588 2365743296 2405840640 2439930368 2534724960 2543317248 2557560320 2668673840 2703706624 2735390686 2769650688 2781753240 2894832640 2930775735 2957179120 2967203456 3017495040 3049912960 3069072384 3126160784 3179146560 3202408608 3207787520 3379633280 3391089664 3462063360 3548614944 3659895552 3709004320 3836340480 3907700980 4003010760 4055559936 4103086029 4238862080 4269878144 4342248960 4435768680 4450805184 4574869440 4616084480 4689241176 4731486592 4811681280 4879860736 5069449920 5086634496 5115120640 5337347680 5407413248 5470781372 5563506480 5861551470 5914358240 5934406912 6034990080 6099825920 6252321568 6358293120 6404817216 6759266560 6838476715 6924126720 7097229888 7319791104 7418008640 7672680960 7815401960 8006021520 8111119872 8206172058 8477724160 8539756288 8684497920 8871537360 8901610368 9149738880 9378482352 9462973184 9623362560 10138899840 10173268992 10674695360 10941562744 11127012960 11723102940 11828716480 11868813824 12199651840 12504643136 12716586240 12809634432 13518533120 13676953430 13848253440 14194459776 14639582208 14836017280 15345361920 15630803920 16012043040 16222239744 16412344116 16955448320 17079512576 17743074720 17803220736 18299477760 18756964704 18925946368 20277799680 20515430145 21349390720 21883125488 22254025920 23446205880 23657432960 23737627648 24399303680 25009286272 25433172480 25619268864 27037066240 27353906860 28388919552 29672034560 31261607840 32024086080 32824688232 34159025152 35486149440 35606441472 36598955520 37513929408 37851892736 40555599360 41030860290 42698781440 43766250976 44508051840 46892411760 47314865920 50018572544 50866344960 51238537728 54707813720 56777839104 59344069120 62523215680 64048172160 65649376464 70972298880 71212882944 73197911040 75027858816 81111198720 82061720580 85397562880 87532501952 89016103680 93784823520 94629731840 100037145088 102477075456 109415627440 113555678208 118688138240 125046431360 128096344320 131298752928 141944597760 150055717632 164123441160 170795125760 175065003904 178032207360 187569647040 189259463680 200074290176 218831254880 250092862720 256192688640 262597505856 283889195520 300111435264 328246882320 350130007808 356064414720 375139294080 437662509760 500185725440 512385377280 525195011712 567778391040 600222870528 656493764640 700260015616 750278588160 875325019520 1000371450880 1050390023424 1312987529280 1400520031232 1500557176320 1750650039040 2100780046848 2625975058560 3001114352640 3501300078080 4201560093696 5251950117120 7002600156160 10503900234240 21007800468480
• Sum of all divisors σ(n): 82241000666496
• Sum of proper divisors (its aliquot sum) s(n): 61233200198016
• 21007800468480 is an abundant number, because the sum of its proper divisors (61233200198016) is greater than itself. Its abundance is 40225399729536

Bases of 21007800468480

• Binary: 100110001101101000010011111000000010000000000₂
• Hexadecimal: 0x131B427C0400
• Base-36: 7G2ULZRPC

Squares and roots of 21007800468480

• 21007800468480 squared (21007800468480²) is 441327680523468507473510400
• 21007800468480 cubed (21007800468480³) is 9271323853654113482936538162310152192000
• The square root of 21007800468480 is 4583426.7168222511
• The cube root of 21007800468480 is 27592.6573569817

Scales and comparisons

• 21,007,800,468,480 seconds is equal to 667,983 years, 3 weeks, 5 days, 18 hours, 8 minutes.
• To count from 1 to 21,007,800,468,480 would take you about one million, six hundred sixty-nine thousand, nine hundred fifty-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 21007800468480 cubic inches would be around 2299.4 feet tall.

Recreational maths with 21007800468480

• 21007800468480 backwards is 08486400870012
• 21007800468480 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21007800468480's digits is 48
• More coming soon!