31330913208

Names of 31330913208

• Cardinal: 31330913208 can be written as Thirty-one billion, three hundred thirty million, nine hundred thirteen thousand, two hundred eight.

Scientific notation

• Scientific notation: 3.1330913208 × 10¹⁰

Factors of 31330913208

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 400

Divisors of 31330913208

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 19 21 24 28 38 42 49 56 57 61 76 84 98 114 122 127 133 147 152 168 181 183 196 228 244 254 266 294 362 366 381 392 399 427 456 488 508 532 543 588 724 732 762 798 854 889 931 1016 1064 1086 1159 1176 1267 1281 1448 1464 1524 1596 1708 1778 1862 2172 2318 2413 2534 2562 2667 2793 2989 3048 3192 3416 3439 3477 3556 3724 3801 4344 4636 4826 5068 5124 5334 5586 5978 6223 6878 6954 7112 7239 7448 7602 7747 8113 8869 8967 9272 9652 10136 10248 10317 10668 11041 11172 11956 12446 13756 13908 14478 15204 15494 16226 16891 17738 17934 18669 19304 20634 21336 22082 22344 22987 23241 23912 24073 24339 24892 26607 27512 27816 28956 30408 30988 32452 33123 33782 35476 35868 37338 41268 44164 45974 46482 48146 48678 49784 50673 53214 54229 56791 57912 61976 64904 66246 67564 68961 70952 71736 72219 74676 77287 82536 88328 91948 92964 96292 97356 101346 106428 108458 113582 118237 132492 135128 137922 144438 147193 149352 154574 160909 162687 168511 170373 183896 185928 192584 194712 202692 209779 212856 216916 227164 231861 236474 264984 275844 288876 294386 309148 321818 325374 337022 340746 354711 379603 405384 419558 433832 436753 441579 454328 463722 472948 482727 505533 541009 551688 577752 588772 618296 629337 643636 650748 674044 681492 709422 759206 839116 873506 883158 927444 945896 965454 1011066 1030351 1082018 1126363 1138809 1177544 1258674 1287272 1301496 1310259 1348088 1362984 1402207 1418844 1468453 1518412 1623027 1678232 1747012 1766316 1854888 1930908 2022132 2060702 2164036 2252726 2277618 2517348 2620518 2804414 2837688 2936906 3036824 3057271 3091053 3246054 3379089 3494024 3532632 3861816 4044264 4121404 4206621 4328072 4405359 4505452 4555236 5034696 5241036 5608828 5873812 6114542 6182106 6492108 6758178 7212457 8242808 8413242 8810718 9010904 9110472 9171813 9815449 10279171 10482072 11217656 11747624 12229084 12364212 12984216 13516356 14424914 16826484 17621436 18343626 19630898 20558342 21400897 21637371 24458168 24728424 26641933 27032712 28849828 29446347 30837513 33652968 35242872 36687252 39261796 41116684 42801794 43274742 53283866 57699656 58892694 61675026 64202691 68708143 73374504 78523592 79925799 82233368 85603588 86549484 106567732 117785388 123350052 128405382 137416286 159851598 171207176 173098968 186493531 206124429 213135464 235570776 246700104 256810764 274832572 319703196 372987062 412248858 513621528 549665144 559480593 639406392 745974124 824497716 1118961186 1305454717 1491948248 1648995432 2237922372 2610909434 3916364151 4475844744 5221818868 7832728302 10443637736 15665456604 31330913208
• Sum of all divisors σ(n): 98793676800
• Sum of proper divisors (its aliquot sum) s(n): 67462763592
• 31330913208 is an abundant number, because the sum of its proper divisors (67462763592) is greater than itself. Its abundance is 36131850384

Bases of 31330913208

• Binary: 11101001011011101111100101110111000₂
• Hexadecimal: 0x74B77CBB8
• Base-36: EE5M7CO

Squares and roots of 31330913208

• 31330913208 squared (31330913208²) is 981626122447228851264
• 31330913208 cubed (31330913208³) is 30755242845099707699065925094912
• The square root of 31330913208 is 177005.4044598635
• The cube root of 31330913208 is 3152.5187952669

Scales and comparisons

• 31,330,913,208 seconds is equal to 996 years, 11 weeks, 5 days, 7 hours, 26 minutes, 48 seconds.
• To count from 1 to 31,330,913,208 would take you about one thousand, nine hundred ninety-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 31330913208 cubic inches would be around 262.7 feet tall.

Recreational maths with 31330913208

• 31330913208 backwards is 80231903313
• The number of decimal digits it has is: 11
• The sum of 31330913208's digits is 33
• More coming soon!