40400985384

Names of 40400985384

• Cardinal: 40400985384 can be written as Forty billion, four hundred million, nine hundred eighty-five thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 4.0400985384 × 10¹⁰

Factors of 40400985384

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 975

Divisors of 40400985384

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 9 12 17 18 24 27 34 36 51 54 68 72 89 102 108 136 153 178 181 204 216 267 306 356 362 408 459 534 543 612 683 712 724 801 918 1068 1086 1224 1366 1448 1513 1602 1629 1836 2049 2136 2172 2403 2732 3026 3077 3204 3258 3672 4098 4344 4539 4806 4887 5464 6052 6147 6154 6408 6516 8196 9078 9231 9612 9774 11611 12104 12294 12308 13032 13617 16109 16392 18156 18441 18462 19224 19548 23222 24588 24616 27234 27693 32218 34833 36312 36882 36924 39096 40851 46444 48327 49176 54468 55386 60787 64436 69666 73764 73848 81702 83079 92888 96654 104499 108936 110772 121574 123623 128872 139332 144981 147528 163404 166158 182361 193308 208998 221544 243148 247246 273853 278664 289962 313497 326808 332316 364722 370869 386616 417996 434943 486296 494492 547083 547706 579924 626994 664632 729444 741738 821559 835992 869886 988984 1033379 1094166 1095412 1112607 1159848 1253988 1458888 1483476 1641249 1643118 1739772 2066758 2101591 2188332 2190824 2225214 2464677 2507976 2966952 3100137 3282498 3286236 3337821 3479544 4133516 4203182 4376664 4450428 4929354 6200274 6304773 6564996 6572472 6675642 7394031 8267032 8406364 8900856 9300411 9858708 11002447 12400548 12609546 13129992 13351284 14788062 16812728 18600822 18914319 19717416 22004894 24801096 25219092 26702568 27901233 29576124 33007341 37201644 37828638 44009788 50438184 55802466 56742957 59152248 66014682 74403288 75657276 88019576 99022023 111604932 113485914 132029364 151314552 187041599 198044046 223209864 226971828 264058728 297066069 374083198 396088092 453943656 561124797 594132138 748166396 792176184 1122249594 1188264276 1496332792 1683374391 2244499188 2376528552 3366748782 4488998376 5050123173 6733497564 10100246346 13466995128 20200492692 40400985384
• Sum of all divisors σ(n): 121002336000
• Sum of proper divisors (its aliquot sum) s(n): 80601350616
• 40400985384 is an abundant number, because the sum of its proper divisors (80601350616) is greater than itself. Its abundance is 40200365232

Bases of 40400985384

• Binary: 100101101000000101100001110100101000₂
• Hexadecimal: 0x968161D28
• Base-36: IK5PBU0

Squares and roots of 40400985384

• 40400985384 squared (40400985384²) is 1632239619998181627456
• 40400985384 cubed (40400985384³) is 65944089030732250037427189103104
• The square root of 40400985384 is 200999.9636417877
• The cube root of 40400985384 is 3431.3418403917

Scales and comparisons

• 40,400,985,384 seconds is equal to 1,284 years, 32 weeks, 3 days, 23 hours, 56 minutes, 24 seconds.
• To count from 1 to 40,400,985,384 would take you about two thousand, five hundred sixty-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 40400985384 cubic inches would be around 285.9 feet tall.

Recreational maths with 40400985384

• 40400985384 backwards is 48358900404
• The number of decimal digits it has is: 11
• The sum of 40400985384's digits is 45
• More coming soon!