680720851408

Names of 680720851408

• Cardinal: 680720851408 can be written as Six hundred eighty billion, seven hundred twenty million, eight hundred fifty-one thousand, four hundred eight.

Scientific notation

• Scientific notation: 6.80720851408 × 10¹¹

Factors of 680720851408

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 178

Divisors of 680720851408

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 8 13 16 17 19 26 34 38 52 68 76 104 127 136 152 169 208 221 247 254 272 289 304 323 338 361 442 494 508 578 646 676 722 884 988 1016 1156 1292 1352 1444 1651 1768 1976 2032 2159 2312 2413 2584 2704 2873 2888 3211 3302 3536 3757 3952 4199 4318 4624 4693 4826 5168 5491 5746 5776 6137 6422 6604 6859 7514 8398 8636 9386 9652 10982 11492 12274 12844 13208 13718 15028 16796 17272 18772 19304 21463 21964 22984 24548 25688 26416 27436 28067 30056 31369 33592 34544 36703 37544 38608 41021 42926 43928 45847 45968 48841 49096 51376 54587 54872 56134 60112 61009 62738 67184 71383 73406 75088 79781 82042 85852 87856 89167 91694 97682 98192 104329 109174 109744 112268 116603 122018 125476 142766 146812 159562 164084 171704 178334 183388 195364 208658 218348 224536 233206 244036 250952 285532 293624 319124 328168 343408 356668 364871 366776 390728 407797 417316 436696 449072 466412 477139 488072 501904 533273 571064 587248 596011 638248 656336 697357 713336 729742 733552 779399 781456 815594 834632 871093 873392 927979 932824 954278 976144 1037153 1066546 1142128 1159171 1192022 1276496 1356277 1394714 1426672 1459484 1515839 1558798 1631188 1669264 1742186 1855958 1865648 1908556 1982251 2074306 2133092 2318342 2384044 2712554 2789428 2918968 3031678 3117596 3262376 3484372 3711916 3817112 3964502 4148612 4266184 4636684 4768088 5425108 5578856 5837936 6063356 6202807 6235192 6524752 6932549 6968744 7423832 7634224 7748143 7929004 8297224 8532368 9065641 9273368 9536176 10132187 10850216 11157712 11324209 12126712 12405614 12470384 13249783 13865098 13937488 14808581 14847664 15496286 15858008 16594448 17631601 18131282 18546736 19705907 20264374 21700432 22648418 24253424 24811228 25769263 26499566 27730196 29617162 30992572 31716016 35263202 36262564 39411814 40528748 45296836 49622456 51538526 52999132 55460392 59234324 61985144 70526404 72525128 78823628 81057496 90593672 99244912 103077052 105998264 110920784 117853333 118468648 123970288 131718431 141052808 145050256 147214717 157647256 162114992 172247179 181187344 192511553 206154104 211996528 235706666 236937296 251745877 263436862 282105616 294429434 315294512 335000419 344494358 385023106 412308208 471413332 503491754 526873724 588858868 670000838 688988716 770046212 942826664 1006983508 1053747448 1177717736 1340001676 1377977432 1540092424 1885653328 2013967016 2107494896 2239213327 2355435472 2502650189 2680003352 2755954864 3080184848 3272696401 4027934032 4478426654 5005300378 5360006704 6545392802 8956853308 10010600756 13090785604 17913706616 20021201512 26181571208 35827413232 40042403024 42545053213 52363142416 85090106426 170180212852 340360425704 680720851408
• Sum of all divisors σ(n): 1613985745920
• Sum of proper divisors (its aliquot sum) s(n): 933264894512
• 680720851408 is an abundant number, because the sum of its proper divisors (933264894512) is greater than itself. Its abundance is 252544043104

Bases of 680720851408

• Binary: 1001111001111110000111111110000111010000₂
• Hexadecimal: 0x9E7E1FE1D0
• Base-36: 8OPVMAJ4

Squares and roots of 680720851408

• 680720851408 squared (680720851408²) is 463380877541632415582464
• 680720851408 cubed (680720851408³) is 315433025486326203901466580314509312
• The square root of 680720851408 is 825058.0897173241
• The cube root of 680720851408 is 8796.7655615349

Scales and comparisons

• 680,720,851,408 seconds is equal to 21,644 years, 42 weeks, 3 days, 13 hours, 23 minutes, 28 seconds.
• To count from 1 to 680,720,851,408 would take you about forty-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 680720851408 cubic inches would be around 733.1 feet tall.

Recreational maths with 680720851408

• 680720851408 backwards is 804158027086
• The number of decimal digits it has is: 12
• The sum of 680720851408's digits is 49
• More coming soon!