68009998560

Names of 68009998560

• Cardinal: 68009998560 can be written as Sixty-eight billion, nine million, nine hundred ninety-eight thousand, five hundred sixty.

Scientific notation

• Scientific notation: 6.800999856 × 10¹⁰

Factors of 68009998560

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 6602

Divisors of 68009998560

• Number of divisors d(n): 384
• 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 42 48 53 56 59 60 70 80 84 96 105 106 112 118 120 140 159 160 168 177 210 212 224 236 240 265 280 295 318 336 354 371 413 420 424 472 480 530 560 590 636 672 708 742 795 826 840 848 885 944 1060 1113 1120 1180 1239 1272 1416 1484 1590 1652 1680 1696 1770 1855 1888 2065 2120 2226 2360 2478 2544 2832 2968 3127 3180 3304 3360 3540 3710 4130 4240 4452 4720 4956 5088 5565 5664 5936 6195 6254 6360 6473 6608 7080 7420 8260 8480 8904 9381 9440 9912 11130 11872 12390 12508 12720 12946 13216 14160 14840 15635 16520 17808 18762 19419 19824 21889 22260 24780 25016 25440 25892 28320 29680 31270 32365 33040 35616 37524 38838 39648 43778 44520 45311 46905 49560 50032 51784 59360 62540 64730 65667 66080 75048 77676 87556 89040 90622 93810 97095 99120 100064 103568 109445 125080 129460 131334 135933 150096 155352 175112 178080 181244 187620 194190 198240 207136 218890 226555 250160 258920 262668 271866 300192 310704 328335 343069 350224 362488 375240 381907 388380 437780 453110 500320 517840 525336 543732 621408 656670 679665 686138 700448 724976 750480 763814 776760 875560 906220 1029207 1035680 1050672 1087464 1145721 1313340 1359330 1372276 1449952 1500960 1527628 1553520 1715345 1751120 1812440 1909535 2058414 2101344 2174928 2291442 2401483 2626680 2673349 2718660 2744552 3055256 3107040 3430690 3502240 3624880 3819070 4116828 4349856 4582884 4802966 5146035 5253360 5346698 5437320 5489104 5728605 6110512 6861380 7204449 7249760 7638140 8020047 8233656 9165768 9605932 10292070 10506720 10693396 10874640 10978208 11457210 12007415 12221024 13366745 13722760 14408898 15276280 16040094 16467312 18331536 19211864 20241071 20584140 21386792 21749280 22914420 24014830 26733490 27445520 28817796 30552560 32080188 32934624 36022245 36663072 38423728 40100235 40482142 41168280 42773584 45828840 48029660 53466980 54891040 57635592 60723213 61105120 64160376 72044490 76847456 80200470 80964284 82336560 85547168 91657680 96059320 101205355 106933960 115271184 121446426 128320752 141687497 144088980 160400940 161928568 164673120 183315360 192118640 202410710 213867920 230542368 242892852 256641504 283374994 288177960 303616065 320801880 323857136 384237280 404821420 425062491 427735840 485785704 566749988 576355920 607232130 641603760 647714272 708437485 809642840 850124982 971571408 1133499976 1152711840 1214464260 1283207520 1416874970 1619285680 1700249964 1943142816 2125312455 2266999952 2428928520 2833749940 3238571360 3400499928 4250624910 4533999904 4857857040 5667499880 6800999856 8501249820 9715714080 11334999760 13601999712 17002499640 22669999520 34004999280 68009998560
• Sum of all divisors σ(n): 253722792960
• Sum of proper divisors (its aliquot sum) s(n): 185712794400
• 68009998560 is an abundant number, because the sum of its proper divisors (185712794400) is greater than itself. Its abundance is 117702795840

Bases of 68009998560

• Binary: 111111010101101101100011100011100000₂
• Hexadecimal: 0xFD5B638E0
• Base-36: V8REAQO

Squares and roots of 68009998560

• 68009998560 squared (68009998560²) is 4625359904131202073600
• 68009998560 cubed (68009998560³) is 314570720419444791076605014016000
• The square root of 68009998560 is 260787.2668670769
• The cube root of 68009998560 is 4081.8551444339

Scales and comparisons

• 68,009,998,560 seconds is equal to 2,162 years, 26 weeks, 2 days, 18 hours, 16 minutes.
• To count from 1 to 68,009,998,560 would take you about four thousand, three hundred twenty-five 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 68009998560 cubic inches would be around 340.2 feet tall.

Recreational maths with 68009998560

• 68009998560 backwards is 06589990086
• 68009998560 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 68009998560's digits is 60
• More coming soon!