18457387130

Names of 18457387130

• Cardinal: 18457387130 can be written as Eighteen billion, four hundred fifty-seven million, three hundred eighty-seven thousand, one hundred thirty.

Scientific notation

• Scientific notation: 1.845738713 × 10¹⁰

Factors of 18457387130

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 886

Divisors of 18457387130

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 5 7 10 13 14 26 35 49 59 65 67 70 91 98 118 130 134 182 245 295 335 413 455 469 490 590 637 670 733 767 826 871 910 938 1274 1466 1534 1742 2065 2345 2891 3185 3283 3665 3835 3953 4130 4355 4690 5131 5369 5782 6097 6370 6566 7330 7670 7906 8710 9529 10262 10738 12194 14455 16415 19058 19765 25655 26845 27671 28910 30485 32830 35917 37583 39530 42679 43247 47645 49111 51310 51389 53690 55342 60970 66703 71834 75166 85358 86494 95290 98222 102778 133406 138355 179585 187915 193697 213395 216235 245555 256945 276710 302729 333515 343777 359170 359723 375830 387394 426790 432470 466921 491110 513890 562211 605458 638443 667030 687554 719446 933842 968485 1124422 1276886 1513645 1718885 1798615 1936970 2119103 2334605 2406439 2518061 2811055 2897549 3027290 3192215 3437770 3597230 3935477 4238206 4469101 4669210 4812878 5036122 5622110 5795098 6384430 7870954 8938202 10595515 12032195 12590305 14487745 19677385 20282843 21191030 22345505 24064390 25180610 27548339 28975490 31283707 37668137 39354770 40565686 44691010 55096678 62567414 75336274 101414215 137741695 141979901 156418535 188340685 202828430 263676959 275483390 283959802 312837070 376681370 527353918 709899505 1318384795 1419799010 1845738713 2636769590 3691477426 9228693565 18457387130
• Sum of all divisors σ(n): 43016158080
• Sum of proper divisors (its aliquot sum) s(n): 24558770950
• 18457387130 is an abundant number, because the sum of its proper divisors (24558770950) is greater than itself. Its abundance is 6101383820

Bases of 18457387130

• Binary: 10001001100001001010110000001111010₂
• Hexadecimal: 0x44C25607A
• Base-36: 8H91V22

Squares and roots of 18457387130

• 18457387130 squared (18457387130²) is 340675139666689636900
• 18457387130 cubed (18457387130³) is 6287972938394909793822433097000
• The square root of 18457387130 is 135857.9667520459
• The cube root of 18457387130 is 2642.7540097623

Scales and comparisons

• 18,457,387,130 seconds is equal to 586 years, 46 weeks, 1 day, 3 hours, 58 minutes, 50 seconds.
• To count from 1 to 18,457,387,130 would take you about one thousand, one hundred seventy-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 18457387130 cubic inches would be around 220.2 feet tall.

Recreational maths with 18457387130

• 18457387130 backwards is 03178375481
• The number of decimal digits it has is: 11
• The sum of 18457387130's digits is 47
• More coming soon!