2108958390

Names of 2108958390

• Cardinal: 2108958390 can be written as Two billion, one hundred eight million, nine hundred fifty-eight thousand, three hundred ninety.

Scientific notation

• Scientific notation: 2.10895839 × 10⁹

Factors of 2108958390

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 328

Divisors of 2108958390

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 7 9 10 11 14 15 18 19 21 22 27 30 33 35 38 42 45 54 55 57 63 66 70 77 90 95 99 105 110 114 126 133 135 154 165 171 189 190 198 209 210 231 266 270 281 285 297 315 330 342 361 378 385 399 418 462 495 513 562 570 594 627 630 665 693 722 770 798 843 855 945 990 1026 1045 1083 1155 1197 1254 1330 1386 1405 1463 1485 1686 1710 1805 1881 1890 1967 1995 2079 2090 2166 2310 2394 2527 2529 2565 2810 2926 2970 3091 3135 3249 3465 3591 3610 3762 3934 3971 3990 4158 4215 4389 5054 5058 5130 5339 5415 5643 5901 5985 6182 6270 6498 6930 7182 7315 7581 7587 7942 8430 8778 9273 9405 9747 9835 10395 10678 10830 11286 11802 11913 11970 12635 12645 13167 14630 15162 15174 15455 16017 16245 17703 17955 18546 18810 19494 19670 19855 20790 21637 21945 22743 23826 25270 25290 26334 26695 27797 27819 28215 29505 30910 32034 32490 35406 35739 35910 37373 37905 37935 39501 39710 43274 43890 45486 46365 48051 48735 53109 53390 55594 55638 56430 58729 59010 59565 64911 65835 68229 71478 74746 75810 75870 79002 80085 83391 83457 88515 92730 96102 97470 101441 106218 107217 108185 112119 113715 117458 119130 129822 131670 136458 138985 139095 144153 160170 166782 166914 176187 177030 178695 186865 194733 197505 202882 214434 216370 224238 227430 240255 250173 265545 277970 278190 288306 293645 304323 324555 336357 341145 352374 357390 373730 389466 395010 411103 416955 417285 480510 500346 507205 528561 531090 536085 560595 584199 587290 608646 649110 672714 682290 710087 720765 750519 822206 833910 834570 880935 912969 973665 1009071 1014410 1057122 1072170 1115851 1121190 1168398 1233309 1250865 1420174 1441530 1501038 1521615 1585683 1681785 1761870 1825938 1947330 2018142 2055515 2130261 2231702 2466618 2501730 2642805 2738907 2920995 3043230 3171366 3347553 3363570 3550435 3699927 3752595 4111030 4260522 4564845 5045355 5285610 5477814 5579255 5841990 6166545 6390783 6695106 7100870 7399854 7505190 7810957 7928415 9129690 10042659 10090710 10651305 11099781 11158510 12333090 12781566 13694535 15621914 15856830 16737765 18499635 19172349 20085318 21302610 22199562 23432871 27389070 30127977 31953915 33475530 36999270 38344698 39054785 46865742 50213295 55498905 60255954 63907830 70298613 78109570 95861745 100426590 110997810 117164355 140597226 150639885 191723490 210895839 234328710 301279770 351493065 421791678 702986130 1054479195 2108958390
• Sum of all divisors σ(n): 7426391040
• Sum of proper divisors (its aliquot sum) s(n): 5317432650
• 2108958390 is an abundant number, because the sum of its proper divisors (5317432650) is greater than itself. Its abundance is 3208474260

Bases of 2108958390

• Binary: 1111101101101000010011010110110₂
• Hexadecimal: 0x7DB426B6
• Base-36: YVMAPI

Squares and roots of 2108958390

• 2108958390 squared (2108958390²) is 4447705490751392100
• 2108958390 cubed (2108958390³) is 9380025810969215773474719000
• The square root of 2108958390 is 45923.3969780111
• The cube root of 2108958390 is 1282.3975226761

Scales and comparisons

• 2,108,958,390 seconds is equal to 67 years, 3 weeks, 5 hours, 46 minutes, 30 seconds.
• To count from 1 to 2,108,958,390 would take you about one 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 2108958390 cubic inches would be around 106.9 feet tall.

Recreational maths with 2108958390

• 2108958390 backwards is 0938598012
• 2108958390 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2108958390's digits is 45
• More coming soon!