61988131968

Names of 61988131968

• Cardinal: 61988131968 can be written as Sixty-one billion, nine hundred eighty-eight million, one hundred thirty-one thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 6.1988131968 × 10¹⁰

Factors of 61988131968

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1671

Divisors of 61988131968

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 17 21 24 28 29 32 34 42 48 51 56 58 64 68 84 87 96 102 112 116 119 128 136 168 174 192 203 204 224 232 238 272 336 348 357 384 406 408 448 464 476 493 544 609 672 696 714 812 816 841 896 928 952 986 1088 1218 1344 1392 1428 1479 1613 1624 1632 1682 1856 1904 1972 2176 2436 2523 2688 2784 2856 2958 3226 3248 3264 3364 3451 3712 3808 3944 4839 4872 5046 5568 5712 5887 5916 6452 6496 6528 6728 6902 7616 7888 9678 9744 10092 10353 11136 11291 11424 11774 11832 12904 12992 13456 13804 14297 15232 15776 17661 19356 19488 20184 20706 22582 22848 23548 23664 25808 25984 26912 27421 27608 28594 31552 33873 35322 38712 38976 40368 41412 42891 45164 45696 46777 47096 47328 51616 53824 54842 55216 57188 63104 67746 70644 77424 77952 80736 82263 82824 85782 90328 93554 94192 94656 100079 103232 107648 109684 110432 114376 135492 140331 141288 154848 161472 164526 165648 171564 180656 187108 188384 189312 191947 200158 206464 219368 220864 228752 270984 280662 282576 300237 309696 322944 327439 329052 331296 343128 361312 374216 376768 383894 400316 438736 441728 457504 541968 561324 565152 575841 600474 619392 654878 658104 662592 686256 722624 748432 753536 767788 795209 800632 877472 915008 982317 1083936 1122648 1130304 1151682 1200948 1309756 1316208 1325184 1356533 1372512 1445248 1496864 1535576 1590418 1601264 1754944 1830016 1964634 2167872 2245296 2260608 2303364 2385627 2401896 2619512 2632416 2713066 2745024 2993728 3071152 3180836 3202528 3509888 3929268 4069599 4335744 4490592 4606728 4771254 4803792 5239024 5264832 5426132 5490048 5566463 5987456 6142304 6361672 6405056 7858536 8139198 8981184 9213456 9495731 9542508 9607584 10478048 10529664 10852264 11132926 12284608 12723344 12810112 15717072 16278396 16699389 17962368 18426912 18991462 19085016 19215168 20956096 21704528 22265852 23061061 24569216 25446688 28487193 31434144 32556792 33398778 36853824 37982924 38170032 38430336 41912192 43409056 44531704 46122122 50893376 56974386 62868288 65113584 66797556 69183183 73707648 75965848 76340064 86818112 89063408 92244244 101786752 113948772 125736576 130227168 133595112 138366366 151931696 152680128 161427427 173636224 178126816 184488488 227897544 260454336 267190224 276732732 303863392 305360256 322854854 356253632 368976976 455795088 484282281 520908672 534380448 553465464 607726784 645709708 712507264 737953952 911590176 968564562 1068760896 1106930928 1215453568 1291419416 1475907904 1823180352 1937129124 2137521792 2213861856 2582838832 2951815808 3646360704 3874258248 4427723712 5165677664 7748516496 8855447424 10331355328 15497032992 20662710656 30994065984 61988131968
• Sum of all divisors σ(n): 206483022720
• Sum of proper divisors (its aliquot sum) s(n): 144494890752
• 61988131968 is an abundant number, because the sum of its proper divisors (144494890752) is greater than itself. Its abundance is 82506758784

Bases of 61988131968

• Binary: 111001101110110001111101010010000000₂
• Hexadecimal: 0xE6EC7D480
• Base-36: SH64SQO

Squares and roots of 61988131968

• 61988131968 squared (61988131968²) is 3842528504882183553024
• 61988131968 cubed (61988131968³) is 238191164051438526376850837471232
• The square root of 61988131968 is 248974.1592374599
• The cube root of 61988131968 is 3957.6390538645

Scales and comparisons

• 61,988,131,968 seconds is equal to 1,971 years, 1 week, 4 days, 5 hours, 32 minutes, 48 seconds.
• To count from 1 to 61,988,131,968 would take you about three thousand, nine hundred forty-two 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 61988131968 cubic inches would be around 329.8 feet tall.

Recreational maths with 61988131968

• 61988131968 backwards is 86913188916
• The number of decimal digits it has is: 11
• The sum of 61988131968's digits is 60
• More coming soon!