137918250751491

Names of 137918250751491

• Cardinal: 137918250751491 can be written as One hundred thirty-seven trillion, nine hundred eighteen billion, two hundred fifty million, seven hundred fifty-one thousand, four hundred ninety-one.

Scientific notation

• Scientific notation: 1.37918250751491 × 10¹⁴

Factors of 137918250751491

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1054

Divisors of 137918250751491

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 7 9 21 47 63 141 329 423 987 997 2209 2961 2991 6627 6979 8973 15463 19881 20937 46389 46859 62811 139167 140577 328013 421731 984039 994009 2202373 2952117 2982027 6607119 6958063 8946081 15416611 19821357 20874189 46249833 46718423 62622567 138749499 140155269 327028961 420465807 981086883 991026973 2195765881 2943260649 2973080919 6587297643 6937188811 8919242757 15370361167 19761892929 20811566433 46111083501 46578267731 62434699299 138333250503 139734803193 326047874117 419204409579 978143622351 2189178583357 2934430867053 6567535750071 15324250083499 19702607250213 45972750250497 137918250751491
• Sum of all divisors σ(n): 232855335321440
• Sum of proper divisors (its aliquot sum) s(n): 94937084569949
• 137918250751491 is a deficient number, because the sum of its proper divisors (94937084569949) is less than itself. Its deficiency is 42981166181542

Bases of 137918250751491

• Binary: 11111010110111110011000010110000001011000000011₂
• Hexadecimal: 0x7D6F98581603
• Base-36: 1CVYRPJXMR

Squares and roots of 137918250751491

• 137918250751491 squared (137918250751491²) is 19021443890351147786238723081
• 137918250751491 cubed (137918250751491³) is 2623404268124866078773293170594452496863771
• The square root of 137918250751491 is 11743860.1299355995
• The cube root of 137918250751491 is 51666.2863669091

Scales and comparisons

• 137,918,250,751,491 seconds is equal to 4,385,373 years, 39 weeks, 5 days, 8 hours, 44 minutes, 51 seconds.
• To count from 1 to 137,918,250,751,491 would take you about ten million, nine hundred sixty-three thousand, four hundred thirty-four 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 137918250751491 cubic inches would be around 4305.5 feet tall.

Recreational maths with 137918250751491

• 137918250751491 backwards is 194157052819731
• 137918250751491 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 137918250751491's digits is 63
• More coming soon!