18214932672

Names of 18214932672

• Cardinal: 18214932672 can be written as Eighteen billion, two hundred fourteen million, nine hundred thirty-two thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.8214932672 × 10¹⁰

Factors of 18214932672

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 647

Divisors of 18214932672

• Number of divisors d(n): 210
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 79 81 96 108 144 158 162 192 216 237 288 316 324 432 474 563 576 632 648 711 864 948 1126 1264 1296 1422 1689 1728 1896 2133 2252 2528 2592 2844 3378 3792 4266 4504 5056 5067 5184 5688 6241 6399 6756 7584 8532 9008 10134 11376 12482 12798 13512 15168 15201 17064 18016 18723 20268 22752 24964 25596 27024 30402 34128 36032 37446 40536 44477 45504 45603 49928 51192 54048 56169 60804 68256 74892 81072 88954 91206 99856 102384 108096 112338 121608 133431 136512 149784 162144 168507 177908 182412 199712 204768 224676 243216 266862 299568 324288 337014 355816 364824 399424 400293 409536 449352 486432 505521 533724 599136 674028 711632 729648 800586 898704 972864 1011042 1067448 1198272 1200879 1348056 1423264 1459296 1601172 1797408 2022084 2134896 2401758 2696112 2846528 2918592 3202344 3513683 3594816 3602637 4044168 4269792 4803516 5392224 6404688 7027366 7205274 8088336 8539584 9607032 10541049 10784448 12809376 14054732 14410548 16176672 19214064 21082098 25618752 28109464 28821096 31623147 32353344 38428128 42164196 56218928 57642192 63246294 76856256 84328392 94869441 112437856 115284384 126492588 168656784 189738882 224875712 230568768 252985176 284608323 337313568 379477764 505970352 569216646 674627136 758955528 1011940704 1138433292 1517911056 2023881408 2276866584 3035822112 4553733168 6071644224 9107466336 18214932672
• Sum of all divisors σ(n): 54784031148
• Sum of proper divisors (its aliquot sum) s(n): 36569098476
• 18214932672 is an abundant number, because the sum of its proper divisors (36569098476) is greater than itself. Its abundance is 18354165804

Bases of 18214932672

• Binary: 10000111101101100011101000011000000₂
• Hexadecimal: 0x43DB1D0C0
• Base-36: 8D8P800

Squares and roots of 18214932672

• 18214932672 squared (18214932672²) is 331783772245493059584
• 18214932672 cubed (18214932672³) is 6043419073113838335765844328448
• The square root of 18214932672 is 134962.7084494085
• The cube root of 18214932672 is 2631.1313147197

Scales and comparisons

• 18,214,932,672 seconds is equal to 579 years, 9 weeks, 1 day, 23 hours, 31 minutes, 12 seconds.
• To count from 1 to 18,214,932,672 would take you about one thousand, one hundred fifty-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 18214932672 cubic inches would be around 219.3 feet tall.

Recreational maths with 18214932672

• 18214932672 backwards is 27623941281
• The number of decimal digits it has is: 11
• The sum of 18214932672's digits is 45
• More coming soon!