31490240418

Names of 31490240418

• Cardinal: 31490240418 can be written as Thirty-one billion, four hundred ninety million, two hundred forty thousand, four hundred eighteen.

Scientific notation

• Scientific notation: 3.1490240418 × 10¹⁰

Factors of 31490240418

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 597

Divisors of 31490240418

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 39 42 63 78 91 117 126 182 234 241 273 331 482 546 662 723 819 993 1446 1638 1687 1986 2169 2317 2979 3133 3374 4303 4338 4634 5061 5958 6266 6951 8606 9399 10122 12909 13902 15183 18798 20853 21931 25818 28197 30121 30366 38727 41706 43862 56394 58081 60242 65793 77454 79771 90363 116162 131586 159542 174243 180726 197379 239313 271089 348486 394758 406567 478626 522729 542178 558397 717939 755053 813134 1037023 1045458 1116794 1219701 1435878 1510106 1675191 2074046 2265159 2439402 3111069 3350382 3659103 4530318 5025573 5285371 6222138 6795477 7259161 7318206 9333207 10051146 10570742 13590954 14518322 15856113 18666414 19224811 21777483 31712226 38449622 43554966 47568339 57674433 65332449 95136678 115348866 130664898 134573677 173023299 249922543 269147354 346046598 403721031 499845086 749767629 807442062 1211163093 1499535258 1749457801 2249302887 2422326186 3498915602 4498605774 5248373403 10496746806 15745120209 31490240418
• Sum of all divisors σ(n): 84578614848
• Sum of proper divisors (its aliquot sum) s(n): 53088374430
• 31490240418 is an abundant number, because the sum of its proper divisors (53088374430) is greater than itself. Its abundance is 21598134012

Bases of 31490240418

• Binary: 11101010100111101101110111110100010₂
• Hexadecimal: 0x754F6EFA2
• Base-36: EGSH50I

Squares and roots of 31490240418

• 31490240418 squared (31490240418²) is 991635241583440814724
• 31490240418 cubed (31490240418³) is 31226832164424062263332554314632
• The square root of 31490240418 is 177454.8968555109
• The cube root of 31490240418 is 3157.8536009605

Scales and comparisons

• 31,490,240,418 seconds is equal to 1,001 years, 15 weeks, 1 day, 9 hours, 18 seconds.
• To count from 1 to 31,490,240,418 would take you about two thousand and two 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 31490240418 cubic inches would be around 263.2 feet tall.

Recreational maths with 31490240418

• 31490240418 backwards is 81404209413
• The number of decimal digits it has is: 11
• The sum of 31490240418's digits is 36
• More coming soon!