18831131648

Names of 18831131648

• Cardinal: 18831131648 can be written as Eighteen billion, eight hundred thirty-one million, one hundred thirty-one thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 1.8831131648 × 10¹⁰

Factors of 18831131648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 166

Divisors of 18831131648

• Number of divisors d(n): 264
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 32 37 38 56 64 74 76 101 112 128 133 148 152 202 224 256 259 266 296 304 404 448 512 518 532 592 608 703 707 808 896 1024 1036 1064 1184 1216 1369 1406 1414 1616 1792 1919 2072 2128 2368 2432 2738 2812 2828 3232 3584 3737 3838 4144 4256 4736 4864 4921 5476 5624 5656 6464 7168 7474 7676 8288 8512 9472 9583 9728 9842 10952 11248 11312 12928 13433 14948 15352 16576 17024 18944 19166 19456 19684 21904 22496 22624 25856 26011 26159 26866 29896 30704 33152 34048 37888 38332 39368 43808 44992 45248 51712 52022 52318 53732 59792 61408 66304 68096 71003 76664 78736 87616 89984 90496 103424 104044 104636 107464 119584 122816 132608 136192 138269 142006 153328 157472 175232 179968 180992 182077 208088 209272 214928 239168 245632 265216 276538 284012 306656 314944 350464 359936 361984 364154 416176 418544 429856 478336 491264 497021 553076 568024 613312 629888 700928 719872 723968 728308 832352 837088 859712 956672 967883 982528 994042 1106152 1136048 1226624 1259776 1401856 1456616 1664704 1674176 1719424 1913344 1935766 1965056 1988084 2212304 2272096 2453248 2519552 2627111 2913232 3329408 3348352 3438848 3826688 3871532 3976168 4424608 4544192 4906496 5039104 5254222 5826464 6658816 6696704 6877696 7743064 7952336 8849216 9088384 9812992 10508444 11652928 13317632 13393408 13755392 15486128 15904672 17698432 18176768 18389777 21016888 23305856 26635264 26786816 30972256 31809344 35396864 36353536 36779554 42033776 46611712 61944512 63618688 70793728 72707072 73559108 84067552 93223424 123889024 127237376 141587456 147118216 168135104 186446848 247778048 254474752 294236432 336270208 495556096 508949504 588472864 672540416 991112192 1176945728 1345080832 2353891456 2690161664 4707782912 9415565824 18831131648
• Sum of all divisors σ(n): 47003705280
• Sum of proper divisors (its aliquot sum) s(n): 28172573632
• 18831131648 is an abundant number, because the sum of its proper divisors (28172573632) is greater than itself. Its abundance is 9341441984

Bases of 18831131648

• Binary: 10001100010011011000100010000000000₂
• Hexadecimal: 0x4626C4400
• Base-36: 8NFKI68

Squares and roots of 18831131648

• 18831131648 squared (18831131648²) is 354611519144307195904
• 18831131648 cubed (18831131648³) is 6677736200903721115821950369792
• The square root of 18831131648 is 137226.5704883715
• The cube root of 18831131648 is 2660.4726979487

Scales and comparisons

• 18,831,131,648 seconds is equal to 598 years, 40 weeks, 21 hours, 54 minutes, 8 seconds.
• To count from 1 to 18,831,131,648 would take you about one thousand, one hundred ninety-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 18831131648 cubic inches would be around 221.7 feet tall.

Recreational maths with 18831131648

• 18831131648 backwards is 84613113881
• The number of decimal digits it has is: 11
• The sum of 18831131648's digits is 44
• More coming soon!