18844720713

Names of 18844720713

• Cardinal: 18844720713 can be written as Eighteen billion, eight hundred forty-four million, seven hundred twenty thousand, seven hundred thirteen.

Scientific notation

• Scientific notation: 1.8844720713 × 10¹⁰

Factors of 18844720713

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 190

Divisors of 18844720713

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 9 13 21 27 39 49 63 81 91 117 147 167 189 243 273 351 441 501 567 637 729 819 1053 1169 1323 1503 1701 1911 2171 2187 2457 3159 3507 3969 4509 5103 5733 6513 6561 7371 8183 9477 10521 11907 13527 15197 15309 17199 19539 19683 22113 24549 28431 31563 35721 40581 45591 45927 51597 58617 59049 66339 73647 85293 94689 106379 107163 121743 136773 137781 154791 175851 177147 199017 220941 255879 284067 319137 321489 365229 410319 413343 464373 527553 597051 662823 767637 852201 957411 964467 1095687 1230957 1240029 1393119 1582659 1791153 1988469 2302911 2556603 2872233 2893401 3287061 3692871 4179357 4747977 5373459 5965407 7669809 8616699 8680203 9861183 11078613 12538071 14243931 16120377 17896221 23009427 25850097 29583549 33235839 37614213 42731793 53688663 69028281 77550291 99707517 112842639 128195379 161065989 207084843 232650873 299122551 384586137 483197967 697952619 897367653 1449593901 2093857857 2692102959 6281573571 18844720713
• Sum of all divisors σ(n): 35623486080
• Sum of proper divisors (its aliquot sum) s(n): 16778765367
• 18844720713 is a deficient number, because the sum of its proper divisors (16778765367) is less than itself. Its deficiency is 2065955346

Bases of 18844720713

• Binary: 10001100011001110111001111001001001₂
• Hexadecimal: 0x4633B9E49
• Base-36: 8NNNRK9

Squares and roots of 18844720713

• 18844720713 squared (18844720713²) is 355123498750971228369
• 18844720713 cubed (18844720713³) is 6692203152585457136112347507097
• The square root of 18844720713 is 137276.0748018387
• The cube root of 18844720713 is 2661.1125009473

Scales and comparisons

• 18,844,720,713 seconds is equal to 599 years, 10 weeks, 4 days, 4 hours, 38 minutes, 33 seconds.
• To count from 1 to 18,844,720,713 would take you about one thousand, one hundred ninety-eight 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 18844720713 cubic inches would be around 221.8 feet tall.

Recreational maths with 18844720713

• 18844720713 backwards is 31702744881
• The number of decimal digits it has is: 11
• The sum of 18844720713's digits is 45
• More coming soon!