40921981520

Names of 40921981520

• Cardinal: 40921981520 can be written as Forty billion, nine hundred twenty-one million, nine hundred eighty-one thousand, five hundred twenty.

Scientific notation

• Scientific notation: 4.092198152 × 10¹⁰

Factors of 40921981520

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1693

Divisors of 40921981520

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 31 35 40 49 56 62 70 80 98 112 124 140 155 196 217 239 245 248 280 310 392 434 478 490 496 560 620 784 868 956 980 1085 1195 1240 1409 1519 1673 1736 1912 1960 2170 2390 2480 2818 3038 3346 3472 3824 3920 4340 4780 5636 6076 6692 7045 7409 7595 8365 8680 9560 9863 11272 11711 12152 13384 14090 14818 15190 16730 17360 19120 19726 22544 23422 24304 26768 28180 29636 30380 33460 37045 39452 43679 46844 49315 51863 56360 58555 59272 60760 66920 69041 74090 78904 87358 93688 98630 103726 112720 117110 118544 121520 133840 138082 148180 157808 174716 187376 197260 207452 218395 234220 259315 276164 296360 305753 336751 345205 349432 363041 394520 414904 436790 468440 518630 552328 592720 611506 673502 690410 698864 726082 789040 829808 873580 936880 1037260 1104656 1223012 1347004 1380820 1452164 1528765 1683755 1747160 1815205 2074520 2140271 2357257 2446024 2694008 2761640 2904328 3057530 3367510 3494320 3630410 4149040 4280542 4714514 4892048 5388016 5523280 5808656 6115060 6735020 7260820 8561084 9429028 10439281 10701355 11786285 12230120 13470040 14521640 16500799 17122168 18858056 20878562 21402710 23572570 24460240 26940080 29043280 33001598 34244336 37716112 41757124 42805420 47145140 52196405 66003196 73074967 82503995 83514248 85610840 94290280 104392810 132006392 146149934 165007990 167028496 171221680 188580560 208785620 264012784 292299868 330015980 365374835 417571240 511524769 584599736 660031960 730749670 835142480 1023049538 1169199472 1320063920 1461499340 2046099076 2557623845 2922998680 4092198152 5115247690 5845997360 8184396304 10230495380 20460990760 40921981520
• Sum of all divisors σ(n): 114806937600
• Sum of proper divisors (its aliquot sum) s(n): 73884956080
• 40921981520 is an abundant number, because the sum of its proper divisors (73884956080) is greater than itself. Its abundance is 32962974560

Bases of 40921981520

• Binary: 100110000111001000111110001001010000₂
• Hexadecimal: 0x98723E250
• Base-36: ISRW30W

Squares and roots of 40921981520

• 40921981520 squared (40921981520²) is 1674608571523221510400
• 40921981520 cubed (40921981520³) is 68528301017106868899455287808000
• The square root of 40921981520 is 202291.8226720993
• The cube root of 40921981520 is 3446.0286591643

Scales and comparisons

• 40,921,981,520 seconds is equal to 1,301 years, 10 weeks, 1 hour, 5 minutes, 20 seconds.
• To count from 1 to 40,921,981,520 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 40921981520 cubic inches would be around 287.2 feet tall.

Recreational maths with 40921981520

• 40921981520 backwards is 02518912904
• The number of decimal digits it has is: 11
• The sum of 40921981520's digits is 41
• More coming soon!