40621398840

Names of 40621398840

• Cardinal: 40621398840 can be written as Forty billion, six hundred twenty-one million, three hundred ninety-eight thousand, eight hundred forty.

Scientific notation

• Scientific notation: 4.062139884 × 10¹⁰

Factors of 40621398840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 49121

Divisors of 40621398840

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 18 19 20 22 24 30 33 36 38 40 44 45 55 57 60 66 72 76 88 90 95 99 110 114 120 121 132 152 165 171 180 190 198 209 220 228 242 264 285 330 342 360 363 380 396 418 440 456 484 495 570 605 627 660 684 726 760 792 836 855 968 990 1045 1089 1140 1210 1254 1320 1368 1452 1672 1710 1815 1881 1980 2090 2178 2280 2299 2420 2508 2904 3135 3420 3630 3762 3960 4180 4356 4598 4840 5016 5445 6270 6840 6897 7260 7524 8360 8712 9196 9405 10890 11495 12540 13794 14520 15048 18392 18810 20691 21780 22990 25080 27588 34485 37620 41382 43560 45980 49081 55176 68970 75240 82764 91960 98162 103455 137940 147243 165528 196324 206910 245405 275880 294486 392648 413820 441729 490810 539891 588972 736215 827640 883458 932539 981620 1079782 1177944 1472430 1619673 1766916 1865078 1963240 2159564 2208645 2699455 2797617 2944860 3239346 3533832 3730156 4319128 4417290 4662695 4859019 5398910 5595234 5889720 5938801 6478692 7460312 8098365 8392851 8834580 9325390 9718038 10257929 10797820 11190468 11877602 12957384 13988085 16196730 16785702 17669160 17816403 18650780 19436076 20515858 21595640 22380936 23755204 24295095 27976170 29694005 30773787 32393460 33571404 35632806 37301560 38872152 41031716 41964255 47510408 48590190 51289645 53449209 55952340 59388010 61547574 64786920 67142808 71265612 82063432 83928510 89082015 92321361 97180380 102579290 106898418 111904680 112837219 118776020 123095148 142531224 153868935 167857020 178164030 184642722 194360760 205158580 213796836 225674438 237552040 246190296 267246045 307737870 335714040 338511657 356328060 369285444 410317160 427593672 451348876 461606805 534492090 564186095 615475740 677023314 712656120 738570888 902697752 923213610 1015534971 1068984180 1128372190 1230951480 1354046628 1692558285 1846427220 2031069942 2137968360 2256744380 2708093256 3385116570 3692854440 4062139884 4513488760 5077674855 6770233140 8124279768 10155349710 13540466280 20310699420 40621398840
• Sum of all divisors σ(n): 152753000400
• Sum of proper divisors (its aliquot sum) s(n): 112131601560
• 40621398840 is an abundant number, because the sum of its proper divisors (112131601560) is greater than itself. Its abundance is 71510202720

Bases of 40621398840

• Binary: 100101110101001110010101101100111000₂
• Hexadecimal: 0x975395B38
• Base-36: INSXJY0

Squares and roots of 40621398840

• 40621398840 squared (40621398840²) is 1650098043718353345600
• 40621398840 cubed (40621398840³) is 67029290758986987879665959104000
• The square root of 40621398840 is 201547.5101309865
• The cube root of 40621398840 is 3437.5705884171

Scales and comparisons

• 40,621,398,840 seconds is equal to 1,291 years, 33 weeks, 1 hour, 54 minutes.
• To count from 1 to 40,621,398,840 would take you about two thousand, five hundred eighty-three 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 40621398840 cubic inches would be around 286.5 feet tall.

Recreational maths with 40621398840

• 40621398840 backwards is 04889312604
• 40621398840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40621398840's digits is 45
• More coming soon!