13897268840

Names of 13897268840

• Cardinal: 13897268840 can be written as Thirteen billion, eight hundred ninety-seven million, two hundred sixty-eight thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.389726884 × 10¹⁰

Factors of 13897268840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 163

Divisors of 13897268840

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 23 26 28 35 40 46 52 56 65 70 91 92 104 113 115 130 140 161 169 182 184 226 230 260 280 299 322 338 364 452 455 460 520 565 598 644 676 728 791 805 845 904 910 920 1130 1183 1196 1288 1352 1469 1495 1582 1610 1690 1820 2093 2260 2366 2392 2599 2938 2990 3164 3220 3380 3640 3887 3955 4186 4520 4732 5198 5876 5915 5980 6328 6440 6760 7345 7774 7910 8372 9464 10283 10396 10465 11752 11830 11960 12769 12995 14690 15548 15820 16744 18193 19097 19435 20566 20792 20930 23660 25538 25990 27209 29380 31096 31640 33787 36386 38194 38870 41132 41860 47320 51076 51415 51980 54418 58760 63845 67574 72772 76388 77740 82264 83720 89383 90965 95485 102152 102830 103960 108836 127690 133679 135148 136045 145544 152776 155480 165997 168935 178766 181930 190970 205660 217672 236509 255380 267358 270296 272090 293687 331994 337870 357532 363860 381940 411320 439231 446915 473018 510760 534716 544180 587374 663988 668395 675740 715064 727720 763880 829985 878462 893830 946036 1069432 1088360 1161979 1174748 1182545 1327976 1336790 1351480 1468435 1659970 1756924 1787660 1892072 2055809 2157961 2196155 2323958 2349496 2365090 2673580 2936870 3074617 3319940 3513848 3575320 3817931 4111618 4315922 4392310 4647916 4730180 5347160 5809895 5873740 6149234 6639880 7635862 8223236 8631844 8784620 9295832 9460360 10279045 10789805 11619790 11747480 12298468 15105727 15271724 15373085 16446472 17263688 17569240 19089655 20558090 21579610 23239580 24596936 26725517 30211454 30543448 30746170 38179310 41116180 43159220 46479160 49633103 53451034 60422908 61492340 75528635 76358620 82232360 86318440 99266206 106902068 120845816 122984680 133627585 151057270 152717240 198532412 213804136 248165515 267255170 302114540 347431721 397064824 496331030 534510340 604229080 694863442 992662060 1069020680 1389726884 1737158605 1985324120 2779453768 3474317210 6948634420 13897268840
• Sum of all divisors σ(n): 40739137920
• Sum of proper divisors (its aliquot sum) s(n): 26841869080
• 13897268840 is an abundant number, because the sum of its proper divisors (26841869080) is greater than itself. Its abundance is 12944600240

Bases of 13897268840

• Binary: 1100111100010101110111111001101000₂
• Hexadecimal: 0x33C577E68
• Base-36: 6DU2P9K

Squares and roots of 13897268840

• 13897268840 squared (13897268840²) is 193134081211234945600
• 13897268840 cubed (13897268840³) is 2684036248758924867405975104000
• The square root of 13897268840 is 117886.6779581137
• The cube root of 13897268840 is 2404.2326258851

Scales and comparisons

• 13,897,268,840 seconds is equal to 441 years, 46 weeks, 2 days, 27 minutes, 20 seconds.
• To count from 1 to 13,897,268,840 would take you about eight 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 13897268840 cubic inches would be around 200.4 feet tall.

Recreational maths with 13897268840

• 13897268840 backwards is 04886279831
• 13897268840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13897268840's digits is 56
• More coming soon!