13281813675

Names of 13281813675

• Cardinal: 13281813675 can be written as Thirteen billion, two hundred eighty-one million, eight hundred thirteen thousand, six hundred seventy-five.

Scientific notation

• Scientific notation: 1.3281813675 × 10¹⁰

Factors of 13281813675

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 177

Divisors of 13281813675

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 9 13 15 19 25 27 29 39 41 45 57 65 67 75 87 95 117 123 135 145 171 195 201 205 225 247 261 285 325 335 351 369 377 435 475 513 533 551 585 603 615 675 725 741 779 783 855 871 975 1005 1025 1107 1131 1189 1235 1273 1305 1425 1599 1653 1675 1755 1809 1845 1885 1943 2175 2223 2337 2565 2613 2665 2747 2755 2925 3015 3075 3393 3567 3705 3819 3895 3915 4275 4355 4797 4959 5025 5535 5655 5829 5945 6175 6365 6525 6669 7011 7163 7839 7995 8241 8265 8775 9045 9225 9425 9715 10127 10179 10701 11115 11457 11685 12825 13065 13325 13735 13775 14391 14877 15075 15457 16549 16965 17487 17835 18525 19095 19475 19575 21033 21489 21775 22591 23517 23985 24723 24795 25259 27675 28275 29145 29725 30381 31825 32103 33345 34371 35055 35711 35815 36917 39195 39975 41205 41325 45225 46371 48575 49647 50635 50895 52193 52461 53505 55575 57285 58425 64467 65325 67773 68675 71955 74169 74385 75777 77285 79663 82745 84825 87435 89175 91143 95475 105165 107133 107445 110751 112955 117585 119925 123615 123975 126295 139113 145725 148941 151905 156579 160515 166725 171855 175275 178555 179075 184585 193401 195975 203319 206025 227331 231855 238989 248235 253175 254475 260965 262305 267525 273429 286425 293683 321399 322335 332253 338865 359775 370845 371925 378885 386425 398315 413725 417339 437175 446823 455715 469737 479921 525825 535665 537225 553755 564775 587925 609957 618075 631475 678509 681993 695565 716967 744705 759525 782895 802575 859275 881049 892775 922925 964197 967005 996759 1016595 1035619 1136655 1159275 1194945 1241175 1304825 1311525 1367145 1409211 1439763 1468415 1513597 1606995 1611675 1661265 1694325 1854225 1894425 1991575 2035527 2086695 2150901 2234115 2278575 2348685 2399605 2643147 2678325 2768775 3049785 3106857 3392545 3409965 3477825 3584835 3723525 3914475 4319289 4405245 4540791 4820985 4835025 4983795 5082975 5178095 5683275 5974725 6106581 6835725 7046055 7198815 7342075 7567985 7929441 8034975 8306325 9320571 10177635 10433475 10754505 11170575 11743425 11998025 12957867 13215735 13622373 15248925 15534285 16962725 17049825 17924175 18319743 19676761 21596445 22026225 22703955 24104925 24918975 25890475 27961713 30532905 35230275 35994075 37839925 39647205 40867119 46602855 50888175 53772525 59030283 64789335 66078675 68111865 77671425 91598715 98383805 107982225 113519775 139808565 152664525 177090849 198236025 204335595 233014275 295151415 323946675 340559325 457993575 491919025 531272547 699042825 885454245 1021677975 1475757075 2656362735 4427271225 13281813675
• Sum of all divisors σ(n): 29748096000
• Sum of proper divisors (its aliquot sum) s(n): 16466282325
• 13281813675 is an abundant number, because the sum of its proper divisors (16466282325) is greater than itself. Its abundance is 3184468650

Bases of 13281813675

• Binary: 1100010111101010000110010010101011₂
• Hexadecimal: 0x317A864AB
• Base-36: 63NND0R

Squares and roots of 13281813675

• 13281813675 squared (13281813675²) is 176406574497417005625
• 13281813675 cubed (13281813675³) is 2342999253519699437487676921875
• The square root of 13281813675 is 115246.7512557295
• The cube root of 13281813675 is 2368.2040953253

Scales and comparisons

• 13,281,813,675 seconds is equal to 422 years, 16 weeks, 4 days, 16 hours, 41 minutes, 15 seconds.
• To count from 1 to 13,281,813,675 would take you about eight hundred forty-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 13281813675 cubic inches would be around 197.4 feet tall.

Recreational maths with 13281813675

• 13281813675 backwards is 57631818231
• 13281813675 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13281813675's digits is 45
• More coming soon!