51720139380

Names of 51720139380

• Cardinal: 51720139380 can be written as Fifty-one billion, seven hundred twenty million, one hundred thirty-nine thousand, three hundred eighty.

Scientific notation

• Scientific notation: 5.172013938 × 10¹⁰

Factors of 51720139380

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 569

Divisors of 51720139380

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 13 14 15 17 20 21 26 28 30 34 35 39 42 51 52 60 65 68 70 73 78 84 85 91 102 105 119 130 140 146 156 170 182 195 204 210 219 221 238 255 260 273 289 292 340 357 364 365 390 420 438 442 449 455 476 510 511 546 578 595 663 714 730 780 867 876 884 898 910 949 1020 1022 1092 1095 1105 1156 1190 1241 1326 1347 1365 1428 1445 1460 1533 1547 1734 1785 1796 1820 1898 2023 2044 2190 2210 2245 2380 2482 2555 2652 2694 2730 2847 2890 3066 3094 3143 3315 3468 3570 3723 3757 3796 4046 4335 4380 4420 4490 4641 4745 4964 5110 5388 5460 5694 5780 5837 6069 6132 6188 6205 6286 6630 6643 6735 7140 7446 7514 7633 7665 7735 8092 8670 8687 8980 9282 9429 9490 10115 10220 11271 11388 11674 12138 12410 12572 13260 13286 13470 14235 14892 15028 15266 15330 15470 15715 16133 17340 17374 17511 18564 18615 18785 18858 18980 19929 20230 21097 22542 22899 23205 23348 24276 24820 26061 26299 26572 26940 28470 29185 30345 30532 30660 30940 31430 32266 32777 33215 34748 35022 37230 37570 37716 38165 39858 40460 40859 42194 43435 45084 45798 46410 47145 48399 52122 52598 53431 56355 56940 58370 60690 62860 63291 64532 65554 66430 70044 74460 75140 76330 78897 79716 80665 81718 84388 86870 87555 91596 92820 94290 96798 98331 99229 99645 104244 105196 105485 106862 112710 112931 114495 116740 121380 122577 126582 129761 130305 131108 131495 132860 147679 152660 157794 160293 161330 163436 163885 173740 175110 188580 193596 196662 198458 199290 204295 210970 213724 225420 225862 228990 229439 241995 245154 253164 259522 260610 262990 267155 274261 295358 297687 315588 316455 320586 322660 327770 338793 350220 389283 393324 394485 396916 398580 408590 421940 426101 443037 451724 457980 458878 483990 490308 491655 496145 519044 521220 525980 534310 548522 557209 564655 590716 595374 612885 632910 641172 648805 655540 677586 688317 694603 738395 778566 788970 801465 817180 822783 852202 886074 908327 917756 967980 983310 992290 1068620 1097044 1114418 1129310 1147195 1190748 1225770 1265820 1278303 1297610 1355172 1371305 1376634 1389206 1476790 1488435 1557132 1577940 1602930 1645566 1671627 1686893 1693965 1704404 1772148 1816654 1919827 1946415 1966620 1984580 2083809 2130505 2215185 2228836 2258620 2294390 2451540 2556606 2595220 2724981 2742610 2753268 2778412 2786045 2953580 2976870 2982707 3205860 3291132 3343254 3373786 3387930 3441585 3473015 3633308 3839654 3892830 3900463 4113915 4167618 4261010 4430370 4541635 4588780 5060679 5113212 5449962 5485220 5572090 5759481 5953740 5965414 6391515 6686508 6747572 6775860 6883170 6946030 7243717 7679308 7785660 7800926 8227830 8335236 8358135 8434465 8522020 8860740 8948121 9083270 9472553 9599135 10121358 10419045 10899924 11144180 11518962 11701389 11808251 11930828 12783030 13624905 13766340 13892060 14487434 14913535 15601852 16455660 16716270 16868930 17896242 18166540 18945106 19198270 19502315 20242716 20838090 21731151 23037924 23402778 23616502 25303395 25566060 27249810 28417659 28797405 28974868 29827070 33432540 33737860 35424753 35792484 36218585 37890212 38396540 39004630 41676180 43462302 44740605 46805556 47233004 47362765 50606790 50706019 54499620 56835318 57594810 58506945 59041255 59654140 66307871 70849506 72437170 78009260 86924604 89481210 94725530 101213580 101412038 108655755 113670636 115189620 117013890 118082510 123143189 132615742 141699012 142088295 144874340 152118057 177123765 178962420 189451060 198923613 202824076 217311510 234027780 236165020 246286378 253530095 265231484 284176590 304236114 331539355 354247530 369429567 397847226 434623020 492572756 507060190 568353180 608472228 615715945 663078710 708495060 738859134 760590285 795694452 862002323 994618065 1014120380 1231431890 1326157420 1477718268 1521180570 1724004646 1847147835 1989236130 2462863780 2586006969 3042361140 3448009292 3694295670 3978472260 4310011615 5172013938 7388591340 8620023230 10344027876 12930034845 17240046460 25860069690 51720139380
• Sum of all divisors σ(n): 192357849600
• Sum of proper divisors (its aliquot sum) s(n): 140637710220
• 51720139380 is an abundant number, because the sum of its proper divisors (140637710220) is greater than itself. Its abundance is 88917570840

Bases of 51720139380

• Binary: 110000001010110000101011001001110100₂
• Hexadecimal: 0xC0AC2B274
• Base-36: NRCU2YC

Squares and roots of 51720139380

• 51720139380 squared (51720139380²) is 2674972817486626784400
• 51720139380 cubed (51720139380³) is 138349966958119638575209209672000
• The square root of 51720139380 is 227420.6221519939
• The cube root of 51720139380 is 3725.8030640683

Scales and comparisons

• 51,720,139,380 seconds is equal to 1,644 years, 28 weeks, 17 hours, 23 minutes.
• To count from 1 to 51,720,139,380 would take you about three thousand, two hundred eighty-nine 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 51720139380 cubic inches would be around 310.5 feet tall.

Recreational maths with 51720139380

• 51720139380 backwards is 08393102715
• 51720139380 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 51720139380's digits is 39
• More coming soon!