13157841620

Names of 13157841620

• Cardinal: 13157841620 can be written as Thirteen billion, one hundred fifty-seven million, eight hundred forty-one thousand, six hundred twenty.

Scientific notation

• Scientific notation: 1.315784162 × 10¹⁰

Factors of 13157841620

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 554

Divisors of 13157841620

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 7 10 11 14 19 20 22 28 35 38 44 49 55 70 76 77 95 98 110 133 140 154 190 196 209 220 227 245 266 283 308 380 385 418 454 490 532 539 566 665 770 836 908 931 980 1045 1078 1132 1135 1330 1415 1463 1540 1589 1862 1981 2090 2156 2270 2497 2660 2695 2830 2926 3113 3178 3724 3962 4180 4313 4540 4655 4994 5377 5390 5660 5852 6226 6356 7315 7924 7945 8626 9310 9905 9988 10241 10754 10780 11123 12452 12485 13867 14630 15565 15890 17252 17479 18620 19810 20482 21508 21565 21791 22246 24970 26885 27734 29260 30191 31130 31780 34958 37639 39620 40964 43130 43582 44492 47443 49940 51205 53770 55468 55615 59147 60382 62260 64241 69335 69916 75278 86260 87164 87395 94886 102410 107540 108955 111230 118294 120764 122353 128482 138670 150556 150955 152537 174790 188195 189772 204820 211337 217910 222460 236588 237215 244706 256964 263473 277340 295735 301910 305074 321205 332101 349580 376390 414029 422674 435820 449687 474430 489412 526946 591470 603820 610148 611765 642410 664202 706651 752780 762685 828058 845348 899374 948860 1053892 1056685 1182940 1220579 1223530 1284820 1317365 1328404 1413302 1525370 1656116 1660505 1798748 2070145 2113370 2248435 2324707 2441158 2447060 2634730 2826604 2898203 3050740 3147809 3321010 3533255 4140290 4226740 4496870 4649414 4882316 4946557 5269460 5796406 6102895 6295618 6642020 7066510 8280580 8544053 8993740 9298828 9893114 11592812 11623535 12205790 12591236 13426369 14133020 14491015 15739045 17088106 19786228 23247070 24411580 24732785 26852738 28982030 31478090 34176212 34625899 42720265 46494140 49465570 53705476 57964060 59808371 62956180 67131845 69251798 85440530 93984583 98931140 119616742 134263690 138503596 170881060 173129495 187969166 239233484 268527380 299041855 346258990 375938332 469922915 598083710 657892081 692517980 939845830 1196167420 1315784162 1879691660 2631568324 3289460405 6578920810 13157841620
• Sum of all divisors σ(n): 37203909120
• Sum of proper divisors (its aliquot sum) s(n): 24046067500
• 13157841620 is an abundant number, because the sum of its proper divisors (24046067500) is greater than itself. Its abundance is 10888225880

Bases of 13157841620

• Binary: 1100010000010001001011101011010100₂
• Hexadecimal: 0x31044BAD4
• Base-36: 61LU7KK

Squares and roots of 13157841620

• 13157841620 squared (13157841620²) is 173128796097004224400
• 13157841620 cubed (13157841620³) is 2278001278905655741126139528000
• The square root of 13157841620 is 114707.6354041003
• The cube root of 13157841620 is 2360.8128017623

Scales and comparisons

• 13,157,841,620 seconds is equal to 418 years, 19 weeks, 4 days, 20 hours, 20 seconds.
• To count from 1 to 13,157,841,620 would take you about eight hundred thirty-six 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 13157841620 cubic inches would be around 196.7 feet tall.

Recreational maths with 13157841620

• 13157841620 backwards is 02614875131
• 13157841620 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13157841620's digits is 38
• More coming soon!