20930637728

Names of 20930637728

• Cardinal: 20930637728 can be written as Twenty billion, nine hundred thirty million, six hundred thirty-seven thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.0930637728 × 10¹⁰

Factors of 20930637728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 69

Divisors of 20930637728

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 4 7 8 11 13 14 16 17 19 22 26 28 32 34 38 44 49 52 56 68 76 77 88 91 98 104 112 119 133 136 143 152 154 176 182 187 196 208 209 221 224 238 247 266 272 286 289 304 308 323 352 364 374 392 416 418 442 476 494 532 539 544 572 578 608 616 637 646 728 748 784 833 836 884 931 952 988 1001 1064 1078 1144 1156 1232 1274 1292 1309 1456 1463 1496 1547 1568 1666 1672 1729 1768 1862 1904 1976 2002 2023 2128 2156 2261 2288 2312 2431 2464 2548 2584 2618 2717 2912 2926 2992 3094 3179 3332 3344 3458 3536 3553 3724 3757 3808 3952 4004 4046 4199 4256 4312 4522 4576 4624 4862 4913 5096 5168 5236 5434 5491 5852 5984 6188 6358 6664 6688 6916 7007 7072 7106 7448 7514 7904 8008 8092 8398 8624 9044 9163 9248 9724 9826 10192 10241 10336 10472 10829 10868 10982 11704 12103 12376 12716 13328 13832 14014 14161 14212 14896 15028 15827 16016 16184 16796 17017 17248 18088 18326 19019 19448 19652 20384 20482 20944 21658 21736 21964 22253 23408 24206 24752 24871 25432 26299 26656 27664 28028 28322 28424 29393 29792 30056 31654 32032 32368 33592 34034 34391 36176 36652 38038 38437 38896 39304 40964 41327 41888 43316 43472 43928 44506 46189 46816 48412 49504 49742 50864 52598 54043 55328 56056 56644 56848 58786 60112 60401 63308 63869 64736 67184 68068 68782 71383 72352 73304 76076 76874 77792 78608 81928 82654 86632 86944 87856 89012 92378 93347 96824 99484 101728 105196 108086 112112 113288 113696 117572 119119 120224 120802 126616 127738 133133 134368 136136 137564 142766 146608 152152 153748 155771 157216 163856 165308 173264 174097 175712 178024 184093 184756 186694 193648 198968 205751 210392 216172 224224 226576 235144 238238 240737 241604 253232 255476 266266 269059 272272 275128 285532 289289 293216 304304 307496 311542 323323 327712 330616 346528 348194 356048 368186 369512 373388 378301 387296 397936 411502 420784 422807 432344 447083 453152 470288 476476 481474 483208 499681 506464 510952 532532 538118 544544 550256 571064 578578 608608 614992 623084 646646 653429 661232 696388 702559 712096 736372 739024 746776 756602 785213 795872 823004 841568 845614 864688 894166 940576 952952 962948 966416 999362 1021904 1026817 1065064 1076236 1100512 1142128 1157156 1213511 1229984 1246168 1293292 1306858 1322464 1392776 1405118 1472744 1478048 1493552 1513204 1570426 1646008 1691228 1729376 1788332 1905904 1925896 1932832 1998724 2025023 2043808 2053634 2130128 2152472 2263261 2284256 2314312 2427022 2492336 2586584 2613716 2648107 2785552 2810236 2945488 2959649 2987104 3026408 3129581 3140852 3292016 3382456 3497767 3576664 3811808 3851792 3997448 4050046 4107268 4260256 4304944 4526522 4574003 4628624 4854044 4917913 4984672 5173168 5227432 5296214 5496491 5571104 5620472 5890976 5919298 6052816 6259162 6281704 6584032 6764912 6995534 7153328 7187719 7703584 7994896 8100092 8214536 8494577 8609888 9053044 9148006 9257248 9708088 9835826 10346336 10454864 10592428 10992982 11240944 11838596 12105632 12518324 12563408 13348621 13529824 13991068 14306656 14375438 15989792 16200184 16429072 16989154 18106088 18296012 19416176 19671652 20909728 21184856 21985964 22481888 23677192 25036648 25126816 26697242 27982136 28750876 32400368 32858144 33978308 34425391 36212176 36592024 38475437 38832352 39343304 42369712 43971928 47354384 50073296 50314033 53394484 55964272 57501752 59462039 64800736 67956616 68850782 72424352 73184048 76950874 78686608 84739424 87943856 93440347 94708768 100146592 100628066 106788968 111928544 115003504 118924078 135913232 137701564 146368096 153901748 157373216 175887712 186880694 201256132 213577936 230007008 237848156 271826464 275403128 307803496 373761388 402512264 427155872 475696312 550806256 615606992 654082429 747522776 805024528 951392624 1101612512 1231213984 1308164858 1495045552 1610049056 1902785248 2616329716 2990091104 5232659432 10465318864 20930637728
• Sum of all divisors σ(n): 62983267200
• Sum of proper divisors (its aliquot sum) s(n): 42052629472
• 20930637728 is an abundant number, because the sum of its proper divisors (42052629472) is greater than itself. Its abundance is 21121991744

Bases of 20930637728

• Binary: 10011011111100100000010111110100000₂
• Hexadecimal: 0x4DF902FA0
• Base-36: 9M5K7FK

Squares and roots of 20930637728

• 20930637728 squared (20930637728²) is 438091595700777001984
• 20930637728 cubed (20930637728³) is 9169536481294405716641041252352
• The square root of 20930637728 is 144674.2469411885
• The cube root of 20930637728 is 2755.8832822931

Scales and comparisons

• 20,930,637,728 seconds is equal to 665 years, 27 weeks, 3 days, 18 hours, 2 minutes, 8 seconds.
• To count from 1 to 20,930,637,728 would take you about one thousand, three hundred thirty-one 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 20930637728 cubic inches would be around 229.7 feet tall.

Recreational maths with 20930637728

• 20930637728 backwards is 82773603902
• The number of decimal digits it has is: 11
• The sum of 20930637728's digits is 47
• More coming soon!