9971794890

Names of 9971794890

• Cardinal: 9971794890 can be written as Nine billion, nine hundred seventy-one million, seven hundred ninety-four thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 9.97179489 × 10⁹

Factors of 9971794890

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 283

Divisors of 9971794890

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 9 10 15 17 18 19 30 34 37 38 45 51 57 73 74 85 90 95 102 111 114 127 146 153 170 171 185 190 219 222 254 255 285 306 323 333 342 365 370 381 438 510 555 570 629 635 646 657 666 703 730 762 765 855 969 1095 1110 1143 1241 1258 1270 1314 1387 1406 1530 1615 1665 1710 1887 1905 1938 2109 2159 2190 2286 2413 2482 2701 2774 2907 3145 3230 3285 3330 3515 3723 3774 3810 4161 4218 4318 4699 4826 4845 5402 5661 5715 5814 6205 6290 6327 6477 6570 6935 7030 7239 7446 8103 8322 9271 9398 9435 9690 10545 10795 11169 11322 11430 11951 12065 12410 12483 12654 12954 13505 13870 14097 14478 14535 16206 18542 18615 18870 19431 20805 21090 21590 21717 22338 23495 23579 23902 24130 24309 24966 27010 27813 28194 28305 29070 31635 32385 35853 36195 37230 38862 40515 41021 41610 42291 43434 45917 46355 46990 47158 48618 51319 55626 55845 56610 59755 62415 63270 64770 70485 70737 71706 72390 79883 81030 82042 83439 84582 89281 91834 92710 97155 102638 107559 108585 111690 117895 119510 121545 123063 124830 137751 139065 140970 141474 153957 157607 159766 166878 176149 178562 179265 194310 205105 211455 212211 215118 217170 229585 235790 239649 243090 246126 256595 267843 275502 278130 307914 315214 343027 352298 353685 358530 369189 399415 410210 413253 417195 422910 424422 446405 459170 461871 472821 479298 513190 528447 535686 537795 615315 686054 688755 707370 718947 738378 769785 788035 798830 803529 826506 834390 872423 880745 892810 923742 945642 1029081 1056894 1061055 1075590 1198245 1230630 1339215 1377510 1418463 1437894 1517777 1539570 1576070 1585341 1607058 1715135 1744846 1761490 1845945 2058162 2066265 2122110 2309355 2364105 2396490 2617269 2642235 2678430 2836926 2994533 3035554 3087243 3170682 3430270 3594735 3691890 4017645 4132530 4362115 4553331 4618710 4728210 5145405 5234538 5284470 5831459 5989066 6174486 6517513 7092315 7189470 7588885 7851807 7926705 8035290 8724230 8983599 9106662 10290810 11662918 13035026 13086345 13659993 14184630 14972665 15177770 15436215 15703614 15853410 17494377 17967198 19552539 22766655 26172690 26950797 27319986 29157295 29945330 30872430 32587565 34988754 39105078 39259035 44917995 45533310 52483131 53901594 58314590 58657617 65175130 68299965 78518070 87471885 89835990 97762695 104966262 110797721 117315234 134753985 136599930 174943770 195525390 221595442 262415655 269507970 293288085 332393163 524831310 553988605 586576170 664786326 997179489 1107977210 1661965815 1994358978 3323931630 4985897445 9971794890
• Sum of all divisors σ(n): 30321008640
• Sum of proper divisors (its aliquot sum) s(n): 20349213750
• 9971794890 is an abundant number, because the sum of its proper divisors (20349213750) is greater than itself. Its abundance is 10377418860

Bases of 9971794890

• Binary: 1001010010010111011000001111001010₂
• Hexadecimal: 0x2525D83CA
• Base-36: 4KWY66I

Squares and roots of 9971794890

• 9971794890 squared (9971794890²) is 99436693328230112100
• 9971794890 cubed (9971794890³) is 991562310408942124582907169000
• The square root of 9971794890 is 99858.8748684863
• The cube root of 9971794890 is 2152.4072471131

Scales and comparisons

• 9,971,794,890 seconds is equal to 317 years, 3 weeks, 5 days, 7 hours, 1 minute, 30 seconds.
• To count from 1 to 9,971,794,890 would take you about six hundred thirty-four 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 9971794890 cubic inches would be around 179.4 feet tall.

Recreational maths with 9971794890

• 9971794890 backwards is 0984971799
• The number of decimal digits it has is: 10
• The sum of 9971794890's digits is 63
• More coming soon!