2138534244

Names of 2138534244

• Cardinal: 2138534244 can be written as Two billion, one hundred thirty-eight million, five hundred thirty-four thousand, two hundred forty-four.

Scientific notation

• Scientific notation: 2.138534244 × 10⁹

Factors of 2138534244

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2201

Divisors of 2138534244

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 17 18 21 22 27 28 33 34 36 42 44 49 51 54 63 66 68 77 84 98 99 102 108 119 126 132 147 153 154 187 189 196 198 204 231 238 252 294 297 306 308 357 374 378 396 441 459 462 476 539 561 588 594 612 693 714 748 756 833 882 918 924 1071 1078 1122 1188 1309 1323 1386 1428 1617 1666 1683 1764 1836 2079 2142 2156 2161 2244 2499 2618 2646 2772 3213 3234 3332 3366 3927 4158 4284 4322 4851 4998 5049 5236 5292 6426 6468 6483 6732 7497 7854 8316 8644 9163 9702 9996 10098 11781 12852 12966 14553 14994 15127 15708 18326 19404 19449 20196 22491 23562 23771 25932 27489 29106 29988 30254 35343 36652 36737 38898 44982 45381 47124 47542 54978 58212 58347 60508 70686 71313 73474 77796 82467 89964 90762 95084 105889 109956 110211 116694 136143 141372 142626 146948 164934 166397 181524 211778 213939 220422 233388 247401 257159 272286 285252 317667 329868 330633 332794 404107 408429 423556 427878 440844 494802 499191 514318 544572 635334 641817 661266 665588 771477 808214 816858 855756 953001 989604 991899 998382 1028636 1164779 1212321 1270668 1283634 1322532 1497573 1542954 1616428 1633716 1800113 1906002 1983798 1996764 2314431 2329558 2424642 2567268 2828749 2859003 2995146 3085908 3494337 3600226 3636963 3812004 3967596 4492719 4628862 4659116 4849284 5400339 5657498 5718006 5990292 6943293 6988674 7200452 7273926 8486247 8985438 9257724 10483011 10800678 10910889 11314996 11436012 13886586 13977348 14547852 16201017 16972494 17970876 19801243 20966022 21601356 21821778 25458741 27773172 31449033 32402034 33944988 39602486 41932044 43643556 48603051 50917482 59403729 62898066 64804068 76376223 79204972 97206102 101834964 118807458 125796132 152752446 178211187 194412204 237614916 305504892 356422374 534633561 712844748 1069267122 2138534244
• Sum of all divisors σ(n): 7453192320
• Sum of proper divisors (its aliquot sum) s(n): 5314658076
• 2138534244 is an abundant number, because the sum of its proper divisors (5314658076) is greater than itself. Its abundance is 3176123832

Bases of 2138534244

• Binary: 1111111011101110111000101100100₂
• Hexadecimal: 0x7F777164
• Base-36: ZD87L0

Squares and roots of 2138534244

• 2138534244 squared (2138534244²) is 4573328712760651536
• 2138534244 cubed (2138534244³) is 9780220061307093085487198784
• The square root of 2138534244 is 46244.2887716959
• The cube root of 2138534244 is 1288.3644605023

Scales and comparisons

• 2,138,534,244 seconds is equal to 67 years, 51 weeks, 6 days, 13 hours, 17 minutes, 24 seconds.
• To count from 1 to 2,138,534,244 would take you about one hundred thirty-five 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 2138534244 cubic inches would be around 107.4 feet tall.

Recreational maths with 2138534244

• 2138534244 backwards is 4424358312
• 2138534244 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2138534244's digits is 36
• More coming soon!