21358701312

Names of 21358701312

• Cardinal: 21358701312 can be written as Twenty-one billion, three hundred fifty-eight million, seven hundred one thousand, three hundred twelve.

Scientific notation

• Scientific notation: 2.1358701312 × 10¹⁰

Factors of 21358701312

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 150

Divisors of 21358701312

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 39 43 48 52 64 78 86 89 96 104 128 129 156 169 172 178 192 208 256 258 267 312 338 344 356 384 416 507 516 534 559 624 676 688 712 768 832 1014 1032 1068 1118 1157 1248 1352 1376 1424 1664 1677 1849 2028 2064 2136 2236 2314 2496 2704 2752 2848 3328 3354 3471 3698 3827 4056 4128 4272 4472 4628 4992 5408 5504 5547 5696 6708 6942 7267 7396 7654 8112 8256 8544 8944 9256 9984 10816 11008 11094 11392 11481 13416 13884 14534 14792 15041 15308 16224 16512 17088 17888 18512 21632 21801 22188 22784 22962 24037 26832 27768 29068 29584 30082 30616 32448 33024 34176 35776 37024 43264 43602 44376 45123 45924 48074 49751 53664 55536 58136 59168 60164 61232 64896 68352 71552 72111 74048 87204 88752 90246 91848 96148 99502 107328 111072 116272 118336 120328 122464 129792 143104 144222 148096 149253 164561 174408 177504 180492 183696 192296 199004 214656 222144 232544 236672 240656 244928 288444 296192 298506 312481 329122 348816 355008 360984 367392 384592 398008 429312 444288 465088 473344 481312 489856 493683 576888 597012 624962 646763 658244 697632 710016 721968 734784 769184 796016 888576 930176 937443 962624 979712 987366 1153776 1194024 1249924 1293526 1316488 1395264 1420032 1443936 1469568 1538368 1592032 1860352 1874886 1925248 1940289 1974732 2139293 2307552 2388048 2499848 2587052 2632976 2790528 2887872 2939136 3076736 3184064 3749772 3850496 3880578 3949464 4278586 4615104 4776096 4999696 5174104 5265952 5581056 5775744 6153472 6368128 6417879 7499544 7761156 7898928 8557172 9230208 9552192 9999392 10348208 10531904 11551488 12736256 12835758 14999088 15522312 15797856 17114344 18460416 19104384 19998784 20696416 21063808 25671516 27810809 29998176 31044624 31595712 34228688 38208768 39997568 41392832 42127616 51343032 55621618 59996352 62089248 63191424 68457376 79995136 82785664 83432427 102686064 111243236 119992704 124178496 126382848 136914752 165571328 166864854 205372128 222486472 239985408 248356992 273829504 333729708 410744256 444972944 496713984 547659008 667459416 821488512 889945888 1334918832 1642977024 1779891776 2669837664 3559783552 5339675328 7119567104 10679350656 21358701312
• Sum of all divisors σ(n): 63727239240
• Sum of proper divisors (its aliquot sum) s(n): 42368537928
• 21358701312 is an abundant number, because the sum of its proper divisors (42368537928) is greater than itself. Its abundance is 21009836616

Bases of 21358701312

• Binary: 10011111001000100111110101100000000₂
• Hexadecimal: 0x4F913EB00
• Base-36: 9T8F3EO

Squares and roots of 21358701312

• 21358701312 squared (21358701312²) is 456194121735230521344
• 21358701312 cubed (21358701312³) is 9743713986432955852852536803328
• The square root of 21358701312 is 146146.1642055651
• The cube root of 21358701312 is 2774.5439853225

Scales and comparisons

• 21,358,701,312 seconds is equal to 679 years, 7 weeks, 2 days, 4 hours, 35 minutes, 12 seconds.
• To count from 1 to 21,358,701,312 would take you about one thousand, three hundred fifty-eight 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 21358701312 cubic inches would be around 231.2 feet tall.

Recreational maths with 21358701312

• 21358701312 backwards is 21310785312
• The number of decimal digits it has is: 11
• The sum of 21358701312's digits is 33
• More coming soon!