31445713186218

Names of 31445713186218

• Cardinal: 31445713186218 can be written as Thirty-one trillion, four hundred forty-five billion, seven hundred thirteen million, one hundred eighty-six thousand, two hundred eighteen.

Scientific notation

• Scientific notation: 3.1445713186218 × 10¹³

Factors of 31445713186218

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 204591

Divisors of 31445713186218

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 9 18 27 41 54 82 123 179 246 358 369 389 537 738 778 1074 1107 1167 1611 2214 2334 3222 3501 4833 7002 7339 9666 10503 14678 15949 21006 22017 31898 44034 47847 66051 69631 95694 132102 139262 143541 198153 203977 208893 287082 396306 407954 417786 430623 611931 626679 861246 1223862 1253358 1835793 1880037 2854871 3671586 3760074 5507379 5709742 8363057 8564613 11014758 16726114 17129226 25089171 25693839 36511883 50178342 51387678 73023766 75267513 77081517 79347053 109535649 150535026 154163034 158694106 219071298 225802539 238041159 328606947 451605078 476082318 657213894 714123477 985820841 1428246954 1496987203 1971641682 2142370431 2993974406 3253229173 4284740862 4490961609 6506458346 8981923218 9759687519 13472884827 14203122487 19519375038 26945769654 28406244974 29279062557 40418654481 42609367461 58558125114 80837308962 85218734922 87837187671 127828102383 175674375342 255656204766 383484307149 582328021967 766968614298 1164656043934 1746984065901 3493968131802 5240952197703 10481904395406 15722856593109 31445713186218
• Sum of all divisors σ(n): 72169048224000
• Sum of proper divisors (its aliquot sum) s(n): 40723335037782
• 31445713186218 is an abundant number, because the sum of its proper divisors (40723335037782) is greater than itself. Its abundance is 9277621851564

Bases of 31445713186218

• Binary: 111001001100110000110100100000110110110101010₂
• Hexadecimal: 0x1C9986906DAA
• Base-36: B59YLQ5YI

Squares and roots of 31445713186218

• 31445713186218 squared (31445713186218²) is 988832877789884601545143524
• 31445713186218 cubed (31445713186218³) is 31094555064083266319584670530046148752232
• The square root of 31445713186218 is 5607647.7409175767
• The cube root of 31445713186218 is 31563.6449614669

Scales and comparisons

• 31,445,713,186,218 seconds is equal to 999,876 years, 21 weeks, 2 days, 17 hours, 30 minutes, 18 seconds.
• To count from 1 to 31,445,713,186,218 would take you about two million, four hundred ninety-nine thousand, six hundred ninety-one 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 31445713186218 cubic inches would be around 2630.3 feet tall.

Recreational maths with 31445713186218

• 31445713186218 backwards is 81268131754413
• 31445713186218 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 31445713186218's digits is 54
• More coming soon!