18139370613156

Names of 18139370613156

• Cardinal: 18139370613156 can be written as Eighteen trillion, one hundred thirty-nine billion, three hundred seventy million, six hundred thirteen thousand, one hundred fifty-six.

Scientific notation

• Scientific notation: 1.8139370613156 × 10¹³

Factors of 18139370613156

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 6085

Divisors of 18139370613156

• Number of divisors d(n): 189
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 78 81 108 117 156 162 169 234 243 324 338 351 468 486 507 676 702 729 972 1014 1053 1404 1458 1521 2028 2106 2916 3042 3159 4212 4563 6067 6084 6318 9126 9477 12134 12636 13689 18201 18252 18954 24268 27378 36402 37908 41067 54603 54756 72804 78871 82134 109206 123201 157742 163809 164268 218412 236613 246402 315484 327618 473226 491427 492804 655236 709839 946452 982854 1025323 1419678 1474281 1965708 2050646 2129517 2839356 2948562 3075969 4101292 4259034 4422843 5897124 6151938 6388551 8518068 8845686 9227907 12303876 12777102 17691372 18455814 19165653 25554204 27683721 36808489 36911628 38331306 55367442 57496959 73616978 76662612 83051163 110425467 110734884 114993918 147233956 166102326 220850934 229987836 249153489 331276401 332204652 441701868 478510357 498306978 662552802 747460467 957020714 993829203 996613956 1325105604 1435531071 1494920934 1914041428 1987658406 2871062142 2981487609 2989841868 3975316812 4306593213 5742124284 5962975218 6220634641 8613186426 8944462827 11925950436 12441269282 12919779639 17226372852 17888925654 18661903923 24882538564 25839559278 26833388481 35777851308 37323807846 38759338917 51679118556 53666776962 55985711769 74647615692 77518677834 107333553924 111971423538 116278016751 155037355668 167957135307 223942847076 232556033502 335914270614 348834050253 465112067004 503871405921 671828541228 697668100506 1007742811842 1395336201012 1511614217763 2015485623684 3023228435526 4534842653289 6046456871052 9069685306578 18139370613156
• Sum of all divisors σ(n): 51545276136081
• Sum of proper divisors (its aliquot sum) s(n): 33405905522925
• 18139370613156 is an abundant number, because the sum of its proper divisors (33405905522925) is greater than itself. Its abundance is 15266534909769

Bases of 18139370613156

• Binary: 100000111111101100110101111011110100110100100₂
• Hexadecimal: 0x107F66BDE9A4
• Base-36: 6FH40X290

Squares and roots of 18139370613156

• 18139370613156 squared (18139370613156²) is 329036766241427479400280336
• 18139370613156 cubed (18139370613156³) is 5968519848207629818537770677586609700416
• 18139370613156 is a perfect square number. Its square root is 4259034
• The cube root of 18139370613156 is 26274.8798070459

Scales and comparisons

• 18,139,370,613,156 seconds is equal to 576,775 years, 45 weeks, 4 days, 3 hours, 12 minutes, 36 seconds.
• To count from 1 to 18,139,370,613,156 would take you about one million, four hundred forty-one thousand, nine hundred thirty-nine 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 18139370613156 cubic inches would be around 2189.6 feet tall.

Recreational maths with 18139370613156

• 18139370613156 backwards is 65131607393181
• 18139370613156 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18139370613156's digits is 54
• More coming soon!