68361502720

Names of 68361502720

• Cardinal: 68361502720 can be written as Sixty-eight billion, three hundred sixty-one million, five hundred two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 6.836150272 × 10¹⁰

Factors of 68361502720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 1340

Divisors of 68361502720

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 97 112 128 140 160 194 224 256 280 320 388 448 485 512 560 640 679 776 896 970 1024 1120 1229 1280 1358 1552 1792 1940 2048 2240 2458 2560 2716 3104 3395 3584 3880 4096 4480 4916 5120 5432 6145 6208 6790 7168 7760 8192 8603 8960 9832 10240 10864 12290 12416 13580 14336 15520 16384 17206 17920 19664 20480 21728 24580 24832 27160 28672 31040 34412 35840 39328 40960 43015 43456 49160 49664 54320 57344 62080 68824 71680 78656 81920 86030 86912 98320 99328 108640 114688 119213 124160 137648 143360 157312 172060 173824 196640 198656 217280 238426 248320 275296 286720 314624 344120 347648 393280 397312 434560 476852 496640 550592 573440 596065 629248 688240 695296 786560 794624 834491 869120 953704 993280 1101184 1192130 1258496 1376480 1390592 1573120 1589248 1668982 1738240 1907408 1986560 2202368 2384260 2516992 2752960 2781184 3146240 3337964 3476480 3814816 3973120 4172455 4404736 4768520 5033984 5505920 5562368 6292480 6675928 6952960 7629632 7946240 8344910 8809472 9537040 10067968 11011840 11124736 12584960 13351856 13905920 15259264 16689820 17618944 19074080 20135936 22023680 25169920 26703712 27811840 30518528 33379640 35237888 38148160 44047360 50339840 53407424 55623680 61037056 66759280 70475776 76296320 88094720 100679680 106814848 122074112 133518560 140951552 152592640 176189440 213629696 244148224 267037120 305185280 352378880 427259392 488296448 534074240 610370560 704757760 854518784 976592896 1068148480 1220741120 1709037568 1953185792 2136296960 2441482240 3418075136 4272593920 4882964480 6836150272 8545187840 9765928960 13672300544 17090375680 34180751360 68361502720
• Sum of all divisors σ(n): 189587240640
• Sum of proper divisors (its aliquot sum) s(n): 121225737920
• 68361502720 is an abundant number, because the sum of its proper divisors (121225737920) is greater than itself. Its abundance is 52864235200

Bases of 68361502720

• Binary: 111111101010101010011100000000000000₂
• Hexadecimal: 0xFEAA9C000
• Base-36: VEKO934

Squares and roots of 68361502720

• 68361502720 squared (68361502720²) is 4673295054136567398400
• 68361502720 cubed (68361502720³) is 319473472554719499457184923648000
• The square root of 68361502720 is 261460.3272391435
• The cube root of 68361502720 is 4088.8753096237

Scales and comparisons

• 68,361,502,720 seconds is equal to 2,173 years, 35 weeks, 4 days, 2 hours, 18 minutes, 40 seconds.
• To count from 1 to 68,361,502,720 would take you about four thousand, three hundred forty-seven 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 68361502720 cubic inches would be around 340.7 feet tall.

Recreational maths with 68361502720

• 68361502720 backwards is 02720516386
• 68361502720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 68361502720's digits is 40
• More coming soon!