3138172128

Names of 3138172128

• Cardinal: 3138172128 can be written as Three billion, one hundred thirty-eight million, one hundred seventy-two thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 3.138172128 × 10⁹

Factors of 3138172128

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4183

Divisors of 3138172128

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 29 32 36 39 42 48 52 56 58 63 72 78 84 87 91 96 104 112 116 117 126 144 156 168 174 182 203 208 224 232 234 252 261 273 288 312 336 348 364 377 406 416 464 468 504 522 546 609 624 672 696 728 754 812 819 928 936 1008 1044 1092 1131 1218 1248 1392 1456 1508 1624 1638 1827 1872 2016 2088 2184 2262 2436 2639 2784 2912 3016 3248 3276 3393 3654 3744 4129 4176 4368 4524 4872 5278 6032 6496 6552 6786 7308 7917 8258 8352 8736 9048 9744 10556 12064 12387 13104 13572 14616 15834 16516 18096 19488 21112 23751 24774 26208 27144 28903 29232 31668 33032 36192 37161 42224 47502 49548 53677 54288 57806 58464 63336 66064 74322 84448 86709 95004 99096 107354 108576 115612 119741 126672 132128 148644 161031 173418 190008 198192 214708 231224 239482 253344 260127 297288 322062 346836 359223 375739 380016 396384 429416 462448 478964 483093 520254 594576 644124 693672 718446 751478 760032 838187 858832 924896 957928 966186 1040508 1077669 1127217 1189152 1288248 1387344 1436892 1502956 1556633 1676374 1717664 1915856 1932372 2081016 2155338 2254434 2514561 2576496 2774688 2873784 3005912 3113266 3352748 3381651 3831712 3864744 4162032 4310676 4508868 4669899 5029122 5152992 5747568 6011824 6226532 6705496 6763302 7543683 7729488 8324064 8621352 9017736 9339798 10058244 10896431 11495136 12023648 12453064 13410992 13526604 14009697 15087366 15458976 17242704 18035472 18679596 20116488 21792862 24906128 26821984 27053208 28019394 30174732 32689293 34485408 36070944 37359192 40232976 43585724 49812256 54106416 56038788 60349464 65378586 74718384 80465952 87171448 98067879 108212832 112077576 120698928 130757172 149436768 174342896 196135758 224155152 241397856 261514344 348685792 392271516 448310304 523028688 784543032 1046057376 1569086064 3138172128
• Sum of all divisors σ(n): 11365099200
• Sum of proper divisors (its aliquot sum) s(n): 8226927072
• 3138172128 is an abundant number, because the sum of its proper divisors (8226927072) is greater than itself. Its abundance is 5088754944

Bases of 3138172128

• Binary: 10111011000011001011010011100000₂
• Hexadecimal: 0xBB0CB4E0
• Base-36: 1FWDX40

Squares and roots of 3138172128

• 3138172128 squared (3138172128²) is 9848124304956048384
• 3138172128 cubed (3138172128³) is 30905109206892443303688241152
• The square root of 3138172128 is 56019.3906428835
• The cube root of 3138172128 is 1464.0601516091

Scales and comparisons

• 3,138,172,128 seconds is equal to 99 years, 40 weeks, 5 days, 10 hours, 28 minutes, 48 seconds.
• To count from 1 to 3,138,172,128 would take you about one hundred ninety-nine 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 3138172128 cubic inches would be around 122 feet tall.

Recreational maths with 3138172128

• 3138172128 backwards is 8212718313
• 3138172128 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 3138172128's digits is 36
• More coming soon!