61398731268

Names of 61398731268

• Cardinal: 61398731268 can be written as Sixty-one billion, three hundred ninety-eight million, seven hundred thirty-one thousand, two hundred sixty-eight.

Scientific notation

• Scientific notation: 6.1398731268 × 10¹⁰

Factors of 61398731268

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3602

Divisors of 61398731268

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 19 21 27 28 36 38 42 49 54 57 63 76 81 84 98 108 114 126 133 147 162 171 189 196 228 243 252 266 294 324 342 361 378 399 441 486 513 532 567 588 684 722 756 798 882 931 972 1026 1083 1134 1197 1323 1444 1539 1596 1701 1764 1862 2052 2166 2268 2394 2527 2646 2793 3078 3249 3402 3571 3591 3724 3969 4332 4617 4788 5054 5292 5586 6156 6498 6804 7142 7182 7581 7938 8379 9234 9747 10108 10713 10773 11172 11907 12996 14284 14364 15162 15876 16758 17689 18468 19494 21426 21546 22743 23814 24997 25137 29241 30324 32139 32319 33516 35378 38988 42852 43092 45486 47628 49994 50274 53067 58482 64278 64638 67849 68229 70756 74991 75411 87723 90972 96417 99988 100548 106134 116964 128556 129276 135698 136458 149982 150822 159201 174979 175446 192834 203547 204687 212268 224973 226233 271396 272916 289251 299964 301644 318402 349958 350892 385668 407094 409374 449946 452466 474943 477603 524937 578502 610641 614061 636804 674919 699916 814188 818748 867753 899892 904932 949886 955206 1049874 1157004 1221282 1228122 1289131 1349838 1424829 1432809 1574811 1735506 1831923 1899772 1910412 2024757 2099748 2442564 2456244 2578262 2699676 2849658 2865618 3149622 3324601 3471012 3663846 3867393 4049514 4274487 4298427 4724433 5156524 5495769 5699316 5731236 6074271 6299244 6649202 7327692 7734786 8099028 8548974 8596854 9023917 9448866 9973803 10991538 11602179 12148542 12823461 13298404 14173299 15469572 16487307 17097948 17193708 18047834 18897732 19947606 21983076 23204358 24297084 25646922 27071751 28346598 29921409 32974614 34806537 36095668 38470383 39895212 42519897 46408716 51293844 54143502 56693196 59842818 63167419 65949228 69613074 76940766 81215253 85039794 89764227 104419611 108287004 115411149 119685636 126334838 139226148 153881532 162430506 170079588 179528454 189502257 208839222 230822298 243645759 252669676 269292681 313258833 324861012 359056908 379004514 417678444 461644596 487291518 538585362 568506771 626517666 730937277 758009028 807878043 974583036 1077170724 1137013542 1253035332 1461874554 1615756086 1705520313 2192811831 2274027084 2923749108 3231512172 3411040626 4385623662 5116560939 6822081252 8771247324 10233121878 15349682817 20466243756 30699365634 61398731268
• Sum of all divisors σ(n): 197656319952
• Sum of proper divisors (its aliquot sum) s(n): 136257588684
• 61398731268 is an abundant number, because the sum of its proper divisors (136257588684) is greater than itself. Its abundance is 74858857416

Bases of 61398731268

• Binary: 111001001011101001100100101000000100₂
• Hexadecimal: 0xE4BA64A04
• Base-36: S7F7W90

Squares and roots of 61398731268

• 61398731268 squared (61398731268²) is 3769804201320080887824
• 61398731268 cubed (61398731268³) is 231461195089829017283528629280832
• The square root of 61398731268 is 247787.6737612265
• The cube root of 61398731268 is 3945.0556362783

Scales and comparisons

• 61,398,731,268 seconds is equal to 1,952 years, 15 weeks, 11 hours, 7 minutes, 48 seconds.
• To count from 1 to 61,398,731,268 would take you about three thousand, nine hundred four 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 61398731268 cubic inches would be around 328.8 feet tall.

Recreational maths with 61398731268

• 61398731268 backwards is 86213789316
• 61398731268 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 61398731268's digits is 54
• More coming soon!