40918080728

Names of 40918080728

• Cardinal: 40918080728 can be written as Forty billion, nine hundred eighteen million, eighty thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 4.0918080728 × 10¹⁰

Factors of 40918080728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 362

Divisors of 40918080728

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 8 14 28 31 49 56 59 62 98 118 124 196 217 236 248 263 343 392 413 434 472 526 686 826 868 961 1052 1372 1519 1652 1736 1829 1841 1922 2104 2744 2891 3038 3304 3658 3682 3844 5782 6076 6727 7316 7364 7688 8153 10633 11564 12152 12803 12887 13454 14632 14728 15517 16306 20237 21266 23128 25606 25774 26908 31034 32612 40474 42532 47089 51212 51548 53816 56699 57071 62068 65224 80948 85064 89621 90209 94178 102424 103096 108619 113398 114142 124136 161896 179242 180418 188356 217238 226796 228284 252743 329623 358484 360836 376712 396893 399497 434476 453592 456568 481027 505486 627347 659246 716968 721672 760333 793786 798994 868952 962054 1010972 1254694 1318492 1520666 1587572 1597988 1769201 1924108 2021944 2509388 2636984 2778251 2796479 3041332 3175144 3195976 3367189 3538402 3848216 5018776 5322331 5556502 5592958 6082664 6734378 7076804 10644662 11113004 11185916 12384407 13468756 14153608 14911837 19447757 21289324 22226008 22371832 23570323 24768814 26937512 29823674 38895514 42578648 47140646 49537628 59647348 77791028 86690849 94281292 99075256 104382859 119294696 155582056 164992261 173381698 188562584 208765718 329984522 346763396 417531436 659969044 693526792 730680013 835062872 1319938088 1461360026 2922720052 5114760091 5845440104 10229520182 20459040364 40918080728
• Sum of all divisors σ(n): 94374720000
• Sum of proper divisors (its aliquot sum) s(n): 53456639272
• 40918080728 is an abundant number, because the sum of its proper divisors (53456639272) is greater than itself. Its abundance is 12538558544

Bases of 40918080728

• Binary: 100110000110111010000101110011011000₂
• Hexadecimal: 0x986E85CD8
• Base-36: ISPKH5K

Squares and roots of 40918080728

• 40918080728 squared (40918080728²) is 1674289330463125009984
• 40918080728 cubed (40918080728³) is 68508705985919218785681117988352
• The square root of 40918080728 is 202282.1809453319
• The cube root of 40918080728 is 3445.9191608161

Scales and comparisons

• 40,918,080,728 seconds is equal to 1,301 years, 3 weeks, 3 days, 21 hours, 32 minutes, 8 seconds.
• To count from 1 to 40,918,080,728 would take you about two thousand, six hundred two 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 40918080728 cubic inches would be around 287.2 feet tall.

Recreational maths with 40918080728

• 40918080728 backwards is 82708081904
• The number of decimal digits it has is: 11
• The sum of 40918080728's digits is 47
• More coming soon!