40638013290

Names of 40638013290

• Cardinal: 40638013290 can be written as Forty billion, six hundred thirty-eight million, thirteen thousand, two hundred ninety.

Scientific notation

• Scientific notation: 4.063801329 × 10¹⁰

Factors of 40638013290

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5116

Divisors of 40638013290

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 17 18 21 30 34 35 42 45 49 51 63 70 85 90 98 102 105 109 119 126 147 153 170 210 218 238 245 255 294 306 315 327 357 441 490 510 545 595 630 654 714 735 763 765 833 882 981 1071 1090 1190 1470 1526 1530 1635 1666 1785 1853 1962 2142 2205 2289 2499 3270 3570 3706 3815 4165 4410 4578 4905 4973 4998 5341 5355 5559 6867 7497 7630 8330 9265 9810 9946 10682 10710 11118 11445 12495 12971 13734 14919 14994 16023 16677 18530 22890 24865 24990 25942 26705 27795 29838 32046 33354 34335 34811 37485 38913 44757 48069 49730 53410 55590 64855 68670 69622 74595 74970 77826 80115 83385 84541 89514 90797 96138 104433 116739 129710 149190 160230 166770 169082 174055 181594 194565 208866 223785 233478 240345 243677 253623 272391 313299 348110 389130 422705 447570 453985 480690 487354 507246 522165 542057 544782 583695 591787 626598 731031 760869 817173 845410 907970 1044330 1084114 1167390 1183574 1218385 1268115 1361955 1462062 1521738 1566495 1626171 1634346 1775361 2193093 2436770 2536230 2710285 2723910 2958935 3132990 3252342 3550722 3655155 3794399 3804345 4085865 4142509 4386186 4878513 5326083 5420570 5917870 7310310 7588798 7608690 8130855 8171730 8285018 8876805 9214969 9757026 10652166 10965465 11383197 12427527 16261710 17753610 18429938 18971995 20712545 21930930 22766394 24392565 24855054 26560793 26630415 27644907 34149591 37282581 37943990 41425090 46074845 48785130 53121586 53260830 55289814 56915985 62137635 64504783 68299182 74565162 79682379 82934721 92149690 113831970 124275270 129009566 132803965 138224535 159364758 165869442 170747955 186412905 193514349 239047137 265607930 276449070 322523915 341495910 372825810 387028698 398411895 414673605 451533481 478094274 580543047 645047830 796823790 829347210 903066962 967571745 1161086094 1195235685 1354600443 1935143490 2257667405 2390471370 2709200886 2902715235 4063801329 4515334810 5805430470 6773002215 8127602658 13546004430 20319006645 40638013290
• Sum of all divisors σ(n): 131359559760
• Sum of proper divisors (its aliquot sum) s(n): 90721546470
• 40638013290 is an abundant number, because the sum of its proper divisors (90721546470) is greater than itself. Its abundance is 50083533180

Bases of 40638013290

• Binary: 100101110110001101101101111101101010₂
• Hexadecimal: 0x97636DF6A
• Base-36: IO2TNQI

Squares and roots of 40638013290

• 40638013290 squared (40638013290²) is 1651448124158216624100
• 40638013290 cubed (40638013290³) is 67111570817287177232874734289000
• The square root of 40638013290 is 201588.7231221033
• The cube root of 40638013290 is 3438.0391883953

Scales and comparisons

• 40,638,013,290 seconds is equal to 1,292 years, 8 weeks, 3 days, 9 hours, 1 minute, 30 seconds.
• To count from 1 to 40,638,013,290 would take you about two thousand, five hundred eighty-four 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 40638013290 cubic inches would be around 286.5 feet tall.

Recreational maths with 40638013290

• 40638013290 backwards is 09231083604
• The number of decimal digits it has is: 11
• The sum of 40638013290's digits is 36
• More coming soon!