2872638132

Names of 2872638132

• Cardinal: 2872638132 can be written as Two billion, eight hundred seventy-two million, six hundred thirty-eight thousand, one hundred thirty-two.

Scientific notation

• Scientific notation: 2.872638132 × 10⁹

Factors of 2872638132

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 242

Divisors of 2872638132

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 12 13 14 21 26 28 39 42 49 52 67 71 78 79 84 91 98 134 142 147 156 158 182 196 201 213 237 268 273 284 294 316 364 402 426 469 474 497 546 553 588 637 804 852 871 923 938 948 994 1027 1092 1106 1274 1407 1491 1659 1742 1846 1876 1911 1988 2054 2212 2548 2613 2769 2814 2982 3081 3283 3318 3479 3484 3692 3822 3871 4108 4757 5226 5293 5538 5609 5628 5964 6097 6162 6461 6566 6636 6958 7189 7644 7742 9514 9849 10437 10452 10586 11076 11218 11613 12194 12324 12922 13132 13916 14271 14378 15484 15879 16827 18291 19028 19383 19698 20874 21172 21567 22436 23226 24388 25844 28542 28756 31758 33299 33654 36582 37051 38766 39263 39396 41748 42679 43134 45227 46452 50323 57084 61841 63516 66598 67308 68809 72917 73164 74102 77532 78526 85358 86268 90454 99897 100646 111153 117789 123682 128037 133196 135681 137618 145834 148204 150969 157052 170716 180908 185523 199794 201292 206427 218751 222306 233093 235578 247364 256074 259357 271362 274841 275236 291668 301938 371046 375803 399588 412854 432887 437502 444612 466186 471156 481663 510419 512148 518714 542724 549682 603876 699279 742092 751606 778071 824523 825708 865774 875004 932372 963326 1020838 1037428 1099364 1127409 1298661 1398558 1444989 1503212 1531257 1556142 1649046 1731548 1926652 2041676 2254818 2597322 2630621 2797116 2889978 3030209 3062514 3112284 3298092 3371641 3572933 4509636 4885439 5194644 5261242 5779956 6060418 6125028 6743282 7145866 7891863 9090627 9770878 10114923 10522484 10718799 12120836 13486564 14291732 14656317 15783726 18181254 18414347 19541756 20229846 21437598 29312634 31567452 34198073 36362508 36828694 40459692 42875196 55243041 58625268 68396146 73657388 102594219 110486082 136792292 205188438 220972164 239386511 410376876 478773022 718159533 957546044 1436319066 2872638132
• Sum of all divisors σ(n): 8751697920
• Sum of proper divisors (its aliquot sum) s(n): 5879059788
• 2872638132 is an abundant number, because the sum of its proper divisors (5879059788) is greater than itself. Its abundance is 3006421656

Bases of 2872638132

• Binary: 10101011001110001111101010110100₂
• Hexadecimal: 0xAB38FAB4
• Base-36: 1BIALRO

Squares and roots of 2872638132

• 2872638132 squared (2872638132²) is 8252049837420449424
• 2872638132 cubed (2872638132³) is 23705153030138383531959835968
• The square root of 2872638132 is 53596.9974158997
• The cube root of 2872638132 is 1421.5440013117

Scales and comparisons

• 2,872,638,132 seconds is equal to 91 years, 17 weeks, 5 days, 3 hours, 2 minutes, 12 seconds.
• To count from 1 to 2,872,638,132 would take you about one hundred eighty-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 2872638132 cubic inches would be around 118.5 feet tall.

Recreational maths with 2872638132

• 2872638132 backwards is 2318362782
• 2872638132 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2872638132's digits is 42
• More coming soon!