40123131972

Names of 40123131972

• Cardinal: 40123131972 can be written as Forty billion, one hundred twenty-three million, one hundred thirty-one thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 4.0123131972 × 10¹⁰

Factors of 40123131972

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 552

Divisors of 40123131972

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 11 12 14 19 21 22 28 33 38 42 44 49 57 66 67 76 77 84 98 114 121 132 133 134 147 154 196 201 209 228 231 242 266 268 294 308 363 399 402 418 443 462 469 484 532 539 588 627 726 737 798 804 836 847 886 924 931 938 1078 1254 1273 1329 1407 1452 1463 1474 1596 1617 1694 1772 1862 1876 2156 2211 2299 2508 2541 2546 2658 2793 2814 2926 2948 3101 3234 3283 3388 3724 3819 4389 4422 4598 4873 5082 5092 5159 5316 5586 5628 5852 5929 6202 6468 6566 6897 7638 8107 8417 8778 8844 8911 9196 9303 9746 9849 10164 10241 10318 11172 11858 12404 13132 13794 14003 14619 15276 15477 16093 16214 16834 17556 17787 17822 18606 19492 19698 20482 20636 21707 23716 24321 25251 26733 27588 28006 29238 29681 30723 30954 32186 32428 33668 34111 35574 35644 36113 37212 39396 40964 42009 43414 48279 48642 50502 53466 53603 56012 56749 58476 58919 59362 61446 61908 62377 64372 65121 68222 71148 72226 84018 86828 89043 92587 96558 97284 98021 101004 102333 106932 107206 108339 112651 113498 117838 118724 122892 124754 130242 136444 144452 154033 160809 168036 170247 176757 178086 185174 187131 193116 196042 204666 207767 214412 216678 225302 226996 235676 238777 249508 260484 277761 294063 308066 321618 326491 337953 340494 353514 356172 370348 374262 375221 392084 397243 409332 412433 415534 433356 450604 462099 477554 555522 563939 588126 616132 623301 643236 648109 652982 675906 680988 686147 707028 716331 748524 750442 794486 824866 831068 924198 955108 979473 1018457 1078231 1111044 1125663 1127878 1176252 1191729 1237299 1246602 1296218 1305964 1351812 1372294 1432662 1454369 1500884 1588972 1649732 1691817 1848396 1944327 1958946 2036914 2058441 2156462 2251326 2255756 2285437 2383458 2474598 2493204 2592436 2626547 2744588 2865324 2908738 3055371 3234693 3383634 3591401 3888654 3917892 3947573 4073828 4116882 4312924 4363107 4502652 4536763 4570874 4766916 4949196 5253094 5817476 6110742 6203329 6469386 6767268 6856311 7129199 7182802 7547617 7777308 7879641 7895146 8233764 8726214 9073526 9141748 10506188 10774203 11842719 12221484 12406658 12938772 13610289 13712622 14258398 14365604 15095234 15759282 15790292 15998059 17452428 18147052 18609987 21387597 21548406 22642851 23685438 24813316 25139807 27220578 27425244 27633011 28516796 30190468 31518564 31996118 37219974 42775194 43096812 43423303 45285702 47370876 47994177 49904393 50279614 54441156 55266022 63992236 68236619 74439948 75419421 82899033 85550388 86846606 90571404 95988354 99808786 100559228 110532044 130269909 136473238 149713179 150838842 165798066 173693212 175978649 191976708 199617572 204709857 260539818 272946476 299426358 301677684 303963121 331596132 351957298 409419714 477656333 521079636 527935947 598852716 607926242 703914596 818839428 911889363 955312666 1055871894 1215852484 1432968999 1823778726 1910625332 2111743788 2865937998 3343594331 3647557452 5731875996 6687188662 10030782993 13374377324 20061565986 40123131972
• Sum of all divisors σ(n): 128175909120
• Sum of proper divisors (its aliquot sum) s(n): 88052777148
• 40123131972 is an abundant number, because the sum of its proper divisors (88052777148) is greater than itself. Its abundance is 47929645176

Bases of 40123131972

• Binary: 100101010111100001100110100001000100₂
• Hexadecimal: 0x957866844
• Base-36: IFK9YRO

Squares and roots of 40123131972

• 40123131972 squared (40123131972²) is 1609865719242528608784
• 40123131972 cubed (40123131972³) is 64592854710366675245225990442048
• The square root of 40123131972 is 200307.5933957573
• The cube root of 40123131972 is 3423.4575105371

Scales and comparisons

• 40,123,131,972 seconds is equal to 1,275 years, 41 weeks, 1 day, 2 hours, 26 minutes, 12 seconds.
• To count from 1 to 40,123,131,972 would take you about two thousand, five hundred fifty-one 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 40123131972 cubic inches would be around 285.3 feet tall.

Recreational maths with 40123131972

• 40123131972 backwards is 27913132104
• 40123131972 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40123131972's digits is 33
• More coming soon!