40685686272

Names of 40685686272

• Cardinal: 40685686272 can be written as Forty billion, six hundred eighty-five million, six hundred eighty-six thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 4.0685686272 × 10¹⁰

Factors of 40685686272

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 16404

Divisors of 40685686272

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 28 32 33 36 42 44 48 49 56 63 64 66 72 77 84 88 96 98 99 112 126 128 132 144 147 154 168 176 192 196 198 224 231 252 256 264 288 294 308 336 352 384 392 396 441 448 462 504 512 528 539 576 588 616 672 693 704 768 784 792 882 896 924 1008 1056 1078 1152 1176 1232 1344 1386 1408 1536 1568 1584 1617 1764 1792 1848 2016 2112 2156 2304 2352 2464 2688 2772 2816 3136 3168 3234 3528 3584 3696 4032 4224 4312 4608 4704 4851 4928 5376 5544 5632 6272 6336 6468 7056 7392 8064 8448 8624 9408 9702 9856 10752 11088 12544 12672 12936 14112 14784 16128 16381 16896 17248 18816 19404 19712 22176 25088 25344 25872 28224 29568 32256 32762 34496 37632 38808 39424 44352 49143 50688 51744 56448 59136 65524 68992 75264 77616 88704 98286 103488 112896 114667 118272 131048 137984 147429 155232 177408 180191 196572 206976 225792 229334 262096 275968 294858 310464 344001 354816 360382 393144 413952 458668 524192 540573 589716 620928 688002 720764 786288 802669 827904 917336 1032003 1048384 1081146 1179432 1241856 1261337 1376004 1441528 1572576 1605338 1621719 1834672 2064006 2096768 2162292 2358864 2408007 2483712 2522674 2752008 2883056 3145152 3210676 3243438 3669344 3784011 4128012 4193536 4324584 4717728 4816014 5045348 5504016 5766112 6290304 6421352 6486876 7224021 7338688 7568022 8256024 8387072 8649168 8829359 9435456 9632028 10090696 11008032 11352033 11532224 12580608 12842704 12973752 14448042 14677376 15136044 16512048 17298336 17658718 18870912 19264056 20181392 22016064 22704066 23064448 25161216 25685408 25947504 26488077 28896084 29354752 30272088 33024096 34596672 35317436 37741824 38528112 40362784 44032128 45408132 46128896 51370816 51895008 52976154 57792168 58709504 60544176 66048192 69193344 70634872 75483648 77056224 79464231 80725568 88064256 90816264 92257792 102741632 103790016 105952308 115584336 121088352 132096384 138386688 141269744 154112448 158928462 161451136 176128512 181632528 205483264 207580032 211904616 231168672 242176704 264192768 276773376 282539488 308224896 317856924 322902272 363265056 410966528 415160064 423809232 462337344 484353408 528385536 565078976 616449792 635713848 645804544 726530112 830320128 847618464 924674688 968706816 1130157952 1232899584 1271427696 1453060224 1695236928 1849349376 1937413632 2260315904 2542855392 2906120448 3390473856 3698698752 4520631808 5085710784 5812240896 6780947712 10171421568 13561895424 20342843136 40685686272
• Sum of all divisors σ(n): 149019125112
• Sum of proper divisors (its aliquot sum) s(n): 108333438840
• 40685686272 is an abundant number, because the sum of its proper divisors (108333438840) is greater than itself. Its abundance is 67647752568

Bases of 40685686272

• Binary: 100101111001000011100100111000000000₂
• Hexadecimal: 0x9790E4E00
• Base-36: IOV7GG0

Squares and roots of 40685686272

• 40685686272 squared (40685686272²) is 1655325067423609257984
• 40685686272 cubed (40685686272³) is 67348036371374213596251735195648
• The square root of 40685686272 is 201706.9316409329
• The cube root of 40685686272 is 3439.3830658567

Scales and comparisons

• 40,685,686,272 seconds is equal to 1,293 years, 35 weeks, 2 days, 3 hours, 31 minutes, 12 seconds.
• To count from 1 to 40,685,686,272 would take you about two thousand, five hundred eighty-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 40685686272 cubic inches would be around 286.6 feet tall.

Recreational maths with 40685686272

• 40685686272 backwards is 27268658604
• The number of decimal digits it has is: 11
• The sum of 40685686272's digits is 54
• More coming soon!