18413985870

Names of 18413985870

• Cardinal: 18413985870 can be written as Eighteen billion, four hundred thirteen million, nine hundred eighty-five thousand, eight hundred seventy.

Scientific notation

• Scientific notation: 1.841398587 × 10¹⁰

Factors of 18413985870

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 420

Divisors of 18413985870

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 29 30 35 42 45 49 58 63 67 70 87 90 98 105 126 134 145 147 174 201 203 210 245 261 290 294 307 315 335 343 402 406 435 441 469 490 522 603 609 614 630 670 686 735 870 882 921 938 1005 1015 1029 1206 1218 1305 1407 1421 1470 1535 1715 1827 1842 1943 2010 2030 2058 2149 2205 2345 2610 2763 2814 2842 3015 3045 3070 3087 3283 3430 3654 3886 4221 4263 4298 4410 4605 4690 5145 5526 5829 6030 6090 6174 6447 6566 7035 7105 8442 8526 8903 9135 9210 9715 9849 9947 10290 10745 11658 12789 12894 13601 13815 14070 14210 15043 15435 16415 17487 17806 18270 19341 19430 19698 19894 20569 21105 21315 21490 22981 25578 26709 27202 27630 29145 29547 29841 30086 30870 32235 32830 34974 38682 40803 41138 42210 42630 44515 45129 45962 49245 49735 53418 58290 59094 59682 61707 62321 63945 64470 68005 68943 75215 80127 81606 87435 89030 89523 90258 95207 96705 98490 99470 102845 105301 114905 122409 123414 124642 127890 133545 135387 136010 137886 143983 147735 149205 150430 160254 174870 179046 185121 186963 190414 193410 204015 205690 206829 210602 225645 229810 244818 267090 270774 285621 287966 295470 298410 308535 311605 315903 344715 370242 373926 400635 408030 413658 431949 436247 447615 451290 476035 526505 560889 571242 596501 612045 617070 623210 631806 666449 676935 689430 719915 801270 856863 863898 872494 895230 925605 934815 947709 952070 1007881 1034145 1053010 1121778 1193002 1224090 1295847 1308741 1332898 1353870 1428105 1439830 1579515 1713726 1789503 1851210 1869630 1895418 1999347 2015762 2068290 2159745 2181235 2591694 2617482 2804445 2856210 2982505 3023643 3053729 3159030 3332245 3579006 3926223 3998694 4175507 4284315 4319490 4362470 4738545 5039405 5368509 5608890 5965010 5998041 6047286 6107458 6479235 6543705 6664490 7055167 7852446 8351014 8568630 8947515 9070929 9161187 9477090 9996735 10078810 10737018 11996082 12526521 12958470 13087410 14110334 15118215 15268645 17895030 18141858 18322374 19631115 19993470 20877535 21165501 25053042 26842545 27483561 29228549 29990205 30236430 30537290 35275835 37579563 39262230 41755070 42331002 45354645 45805935 53685090 54967122 58457098 59980410 62632605 63496503 70551670 75159126 87685647 90709290 91611870 105827505 125265210 126993006 137417805 146142745 175371294 187897815 204599843 211655010 263056941 274835610 292285490 317482515 375795630 409199686 438428235 526113882 613799529 634965030 876856470 1022999215 1227599058 1315284705 1841398587 2045998430 2630569410 3068997645 3682797174 6137995290 9206992935 18413985870
• Sum of all divisors σ(n): 58810752000
• Sum of proper divisors (its aliquot sum) s(n): 40396766130
• 18413985870 is an abundant number, because the sum of its proper divisors (40396766130) is greater than itself. Its abundance is 21982780260

Bases of 18413985870

• Binary: 10001001001100011110010000001001110₂
• Hexadecimal: 0x4498F204E
• Base-36: 8GJ7MFI

Squares and roots of 18413985870

• 18413985870 squared (18413985870²) is 339074875620559656900
• 18413985870 cubed (18413985870³) is 6243719968548993003648648003000
• The square root of 18413985870 is 135698.1424707059
• The cube root of 18413985870 is 2640.6809667249

Scales and comparisons

• 18,413,985,870 seconds is equal to 585 years, 26 weeks, 2 days, 20 hours, 4 minutes, 30 seconds.
• To count from 1 to 18,413,985,870 would take you about one thousand, one hundred seventy-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 18413985870 cubic inches would be around 220.1 feet tall.

Recreational maths with 18413985870

• 18413985870 backwards is 07858931481
• The number of decimal digits it has is: 11
• The sum of 18413985870's digits is 54
• More coming soon!