3990870162

Names of 3990870162

• Cardinal: 3990870162 can be written as Three billion, nine hundred ninety million, eight hundred seventy thousand, one hundred sixty-two.

Scientific notation

• Scientific notation: 3.990870162 × 10⁹

Factors of 3990870162

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 90

Divisors of 3990870162

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 6 9 18 19 23 27 38 43 46 54 57 69 81 86 114 129 138 162 171 207 243 258 342 361 387 414 437 486 513 529 621 722 774 817 874 989 1026 1058 1083 1161 1242 1311 1539 1587 1634 1863 1978 2166 2322 2451 2622 2967 3078 3174 3249 3483 3726 3933 4617 4761 4902 5589 5934 6498 6966 7353 7866 8303 8901 9234 9522 9747 10051 10449 11178 11799 14283 14706 15523 16606 17802 18791 19494 20102 20898 22059 22747 23598 24909 26703 28566 29241 30153 31046 35397 37582 42849 44118 45494 46569 49818 53406 56373 58482 60306 66177 68241 70794 74727 80109 85698 87723 90459 93138 106191 112746 128547 132354 136482 139707 149454 160218 169119 175446 180918 190969 198531 204723 212382 224181 240327 257094 271377 279414 338238 357029 381938 397062 409446 419121 432193 448362 480654 507357 542754 572907 614169 672543 714058 814131 838242 864386 1014714 1071087 1145814 1228338 1257363 1296579 1345086 1522071 1628262 1718721 1842507 2017629 2142174 2442393 2514726 2593158 3044142 3213261 3437442 3685014 3772089 3889737 4035258 4566213 4884786 5156163 5527521 6426522 7544178 7779474 8211667 9132426 9639783 10312326 11055042 11669211 15468489 16423334 19279566 23338422 24635001 28919349 30936978 35007633 46405467 49270002 57838698 70015266 73905003 86758047 92810934 105022899 147810006 173516094 210045798 221715009 443430018 665145027 1330290054 1995435081 3990870162
• Sum of all divisors σ(n): 10123377264
• Sum of proper divisors (its aliquot sum) s(n): 6132507102
• 3990870162 is an abundant number, because the sum of its proper divisors (6132507102) is greater than itself. Its abundance is 2141636940

Bases of 3990870162

• Binary: 11101101110111111101100010010010₂
• Hexadecimal: 0xEDDFD892
• Base-36: 1U0274I

Squares and roots of 3990870162

• 3990870162 squared (3990870162²) is 15927044649941906244
• 3990870162 cubed (3990870162³) is 63562767262294888662581091528
• The square root of 3990870162 is 63173.3342637541
• The cube root of 3990870162 is 1586.1924057355

Scales and comparisons

• 3,990,870,162 seconds is equal to 126 years, 46 weeks, 4 days, 15 hours, 2 minutes, 42 seconds.
• To count from 1 to 3,990,870,162 would take you about two hundred fifty-three 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 3990870162 cubic inches would be around 132.2 feet tall.

Recreational maths with 3990870162

• 3990870162 backwards is 2610780993
• The number of decimal digits it has is: 10
• The sum of 3990870162's digits is 45
• More coming soon!