61538494080

Names of 61538494080

• Cardinal: 61538494080 can be written as Sixty-one billion, five hundred thirty-eight million, four hundred ninety-four thousand and eighty.

Scientific notation

• Scientific notation: 6.153849408 × 10¹⁰

Factors of 61538494080

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 856

Divisors of 61538494080

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 41 42 48 56 60 64 70 80 82 84 96 105 112 120 123 128 140 160 164 168 181 192 205 210 224 240 246 280 287 320 328 336 362 384 410 420 448 480 492 543 560 574 615 617 640 656 672 724 820 840 861 896 905 960 984 1086 1120 1148 1230 1234 1267 1312 1344 1435 1448 1640 1680 1722 1810 1851 1920 1968 2172 2240 2296 2460 2468 2534 2624 2688 2715 2870 2896 3085 3280 3360 3444 3620 3702 3801 3936 4305 4319 4344 4480 4592 4920 4936 5068 5248 5430 5740 5792 6170 6335 6560 6720 6888 7240 7404 7421 7602 7872 8610 8638 8688 9184 9255 9840 9872 10136 10860 11480 11584 12340 12670 12957 13120 13440 13776 14480 14808 14842 15204 15744 17220 17276 17376 18368 18510 19005 19680 19744 20272 21595 21720 22263 22960 23168 24680 25297 25340 25914 26240 27552 28960 29616 29684 30408 34440 34552 34752 36736 37020 37105 38010 39360 39488 40544 43190 43440 44526 45920 49360 50594 50680 51828 51947 55104 57920 59232 59368 60816 64785 68880 69104 69504 74040 74210 75891 76020 78720 78976 81088 86380 86880 89052 91840 98720 101188 101360 103656 103894 110208 111315 111677 115840 118464 118736 121632 126485 129570 137760 138208 148080 148420 151782 152040 155841 162176 172760 173760 177079 178104 183680 197440 202376 202720 207312 207788 222630 223354 236928 237472 243264 252970 259140 259735 275520 276416 296160 296840 303564 304080 311682 335031 345520 347520 354158 356208 379455 394880 404752 405440 414624 415576 445260 446708 474944 486528 505940 518280 519470 531237 551040 552832 558385 592320 593680 607128 608160 623364 670062 691040 708316 712416 758910 779205 781739 809504 810880 829248 831152 885395 890520 893416 949888 1011880 1036560 1038940 1062474 1116770 1184640 1187360 1214256 1216320 1246728 1340124 1382080 1416632 1424832 1517820 1558410 1563478 1619008 1658496 1662304 1675155 1770790 1781040 1786832 2023760 2073120 2077880 2124948 2233540 2345217 2374720 2428512 2432640 2493456 2656185 2680248 2764160 2833264 2849664 3035640 3116820 3126956 3238016 3324608 3350310 3541580 3562080 3573664 3908695 4047520 4146240 4155760 4249896 4467080 4578757 4690434 4749440 4857024 4986912 5312370 5360496 5666528 6071280 6233640 6253912 6649216 6700620 7083160 7124160 7147328 7817390 8095040 8292480 8311520 8499792 8934160 9157514 9380868 9714048 9973824 10624740 10720992 11333056 11726085 12142560 12467280 12507824 13401240 13736271 14166320 14248320 14294656 15634780 16190080 16623040 16999584 17868320 18315028 18761736 19947648 21249480 21441984 22666112 22893785 23452170 24285120 24934560 25015648 26802480 27472542 28332640 31269560 32051299 33246080 33999168 35736640 36630056 37523472 42498960 42883968 45787570 46904340 48570240 49869120 50031296 53604960 54945084 56665280 62539120 64102598 67998336 68681355 71473280 73260112 75046944 84997920 91575140 93808680 96153897 99738240 100062592 107209920 109890168 113330560 125078240 128205196 137362710 146520224 150093888 160256495 169995840 183150280 187617360 192307794 214419840 219780336 250156480 256410392 274725420 293040448 300187776 320512990 339991680 366300560 375234720 384615588 439560672 480769485 500312960 512820784 549450840 586080896 641025980 732601120 750469440 769231176 879121344 961538970 1025641568 1098901680 1282051960 1465202240 1500938880 1538462352 1758242688 1923077940 2051283136 2197803360 2564103920 2930404480 3076924704 3846155880 4102566272 4395606720 5128207840 6153849408 7692311760 8791213440 10256415680 12307698816 15384623520 20512831360 30769247040 61538494080
• Sum of all divisors σ(n): 231286648320
• Sum of proper divisors (its aliquot sum) s(n): 169748154240
• 61538494080 is an abundant number, because the sum of its proper divisors (169748154240) is greater than itself. Its abundance is 108209660160

Bases of 61538494080

• Binary: 111001010011111110101110011010000000₂
• Hexadecimal: 0xE53FAE680
• Base-36: S9QFHXC

Squares and roots of 61538494080

• 61538494080 squared (61538494080²) is 3786986253634195046400
• 61538494080 cubed (61538494080³) is 233045431150309290348451725312000
• The square root of 61538494080 is 248069.5347679757
• The cube root of 61538494080 is 3948.0467634059

Scales and comparisons

• 61,538,494,080 seconds is equal to 1,956 years, 38 weeks, 1 day, 2 hours, 8 minutes.
• To count from 1 to 61,538,494,080 would take you about three thousand, nine hundred thirteen 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 61538494080 cubic inches would be around 329 feet tall.

Recreational maths with 61538494080

• 61538494080 backwards is 08049483516
• 61538494080 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 61538494080's digits is 48
• More coming soon!