31089380868

Names of 31089380868

• Cardinal: 31089380868 can be written as Thirty-one billion, eighty-nine million, three hundred eighty thousand, eight hundred sixty-eight.

Scientific notation

• Scientific notation: 3.1089380868 × 10¹⁰

Factors of 31089380868

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 53221

Divisors of 31089380868

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 28 36 39 42 52 63 78 84 91 117 126 156 179 182 234 252 273 358 364 468 537 546 716 819 1074 1092 1253 1611 1638 2148 2327 2506 3222 3276 3759 4654 5012 6444 6981 7518 9308 11277 13962 15036 16289 20943 22554 27924 32578 41886 45108 48867 53017 65156 83772 97734 106034 146601 159051 195468 212068 293202 318102 371119 477153 586404 636204 689221 742238 954306 1113357 1378442 1484476 1908612 2067663 2226714 2756884 3340071 4135326 4453428 4824547 6202989 6680142 8270652 9490043 9649094 12405978 13360284 14473641 18980086 19298188 24811956 28470129 28947282 37960172 43420923 56940258 57894564 66430301 85410387 86841846 113880516 123370559 132860602 170820774 173683692 199290903 246741118 265721204 341641548 370111677 398581806 493482236 597872709 740223354 797163612 863593913 1110335031 1195745418 1480446708 1727187826 2220670062 2391490836 2590781739 3454375652 4441340124 5181563478 7772345217 10363126956 15544690434 31089380868
• Sum of all divisors σ(n): 97264702080
• Sum of proper divisors (its aliquot sum) s(n): 66175321212
• 31089380868 is an abundant number, because the sum of its proper divisors (66175321212) is greater than itself. Its abundance is 35085940344

Bases of 31089380868

• Binary: 11100111101000100100100111000000100₂
• Hexadecimal: 0x73D124E04
• Base-36: EA5TBT0

Squares and roots of 31089380868

• 31089380868 squared (31089380868²) is 966549602755564433424
• 31089380868 cubed (31089380868³) is 30049428727881844977033365332032
• The square root of 31089380868 is 176321.8105283631
• The cube root of 31089380868 is 3144.3968879631

Scales and comparisons

• 31,089,380,868 seconds is equal to 988 years, 28 weeks, 2 days, 19 hours, 7 minutes, 48 seconds.
• To count from 1 to 31,089,380,868 would take you about one thousand, nine hundred seventy-seven 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 31089380868 cubic inches would be around 262 feet tall.

Recreational maths with 31089380868

• 31089380868 backwards is 86808398013
• The number of decimal digits it has is: 11
• The sum of 31089380868's digits is 54
• More coming soon!