252423990

Names of 252423990

• Cardinal: 252423990 can be written as Two hundred fifty-two million, four hundred twenty-three thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 2.5242399 × 10⁸

Factors of 252423990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 84

Divisors of 252423990

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 17 18 21 26 30 34 35 37 39 42 45 49 51 63 65 70 74 78 85 90 91 98 102 105 111 117 119 126 130 147 153 170 182 185 195 210 221 222 234 238 245 255 259 273 294 306 315 333 343 357 370 390 441 442 455 481 490 510 518 546 555 585 595 629 630 637 663 666 686 714 735 765 777 819 833 882 910 962 1029 1071 1105 1110 1170 1190 1258 1274 1295 1326 1365 1443 1470 1530 1547 1554 1638 1665 1666 1715 1785 1813 1887 1911 1989 2058 2142 2205 2210 2331 2405 2499 2590 2730 2886 3087 3094 3145 3185 3315 3330 3367 3430 3570 3626 3774 3822 3885 3978 4095 4165 4329 4403 4410 4459 4641 4662 4810 4998 5145 5355 5439 5661 5733 5831 6174 6290 6370 6630 6734 7215 7497 7735 7770 8177 8190 8330 8658 8806 8918 9065 9282 9435 9555 9945 10101 10290 10710 10829 10878 11322 11466 11655 11662 12495 12691 13209 13377 13923 14430 14994 15435 15470 16317 16354 16835 17493 18130 18870 19110 19890 20202 21645 21658 22015 22295 23205 23310 23569 24531 24990 25382 26418 26754 27195 27846 28305 28665 29155 30303 30821 30870 32487 32634 33670 34986 37485 38073 39627 40131 40885 43290 44030 44590 46410 47138 49062 50505 52479 54145 54390 56610 57239 57330 58310 60606 61642 63455 64974 66045 66885 69615 70707 73593 74970 75803 76146 79254 80262 81585 81770 87465 92463 97461 101010 104958 108290 114219 114478 117845 122655 126910 132090 133770 139230 141414 147186 151515 151606 154105 162435 163170 164983 171717 174930 184926 190365 194922 198135 200655 212121 215747 227409 228438 235690 245310 262395 277389 286195 303030 308210 324870 329966 343434 353535 367965 379015 380730 396270 400673 401310 424242 431494 454818 462315 487305 494949 515151 524790 554778 571095 572390 647241 682227 707070 735930 758030 801346 824915 858585 924630 974610 989898 1030302 1060605 1078735 1137045 1142190 1202019 1294482 1364454 1386945 1484847 1649830 1717170 1941723 2003365 2121210 2157470 2274090 2404038 2474745 2575755 2773890 2804711 2969694 3236205 3411135 3606057 3883446 4006730 4949490 5151510 5609422 6010095 6472410 6822270 7212114 7424235 8414133 9708615 12020190 14023555 14848470 16828266 18030285 19417230 25242399 28047110 36060570 42070665 50484798 84141330 126211995 252423990
• Sum of all divisors σ(n): 896313600
• Sum of proper divisors (its aliquot sum) s(n): 643889610
• 252423990 is an abundant number, because the sum of its proper divisors (643889610) is greater than itself. Its abundance is 391465620

Bases of 252423990

• Binary: 1111000010111010111100110110₂
• Hexadecimal: 0xF0BAF36
• Base-36: 46ABLI

Squares and roots of 252423990

• 252423990 squared (252423990²) is 63717870727520100
• 252423990 cubed (252423990³) is 16083919163344826447199000
• The square root of 252423990 is 15887.8566836437
• The cube root of 252423990 is 631.9900037809

Scales and comparisons

• 252,423,990 seconds is equal to 8 years, 1 week, 2 days, 13 hours, 46 minutes, 30 seconds.
• To count from 1 to 252,423,990 would take you about twelve 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 252423990 cubic inches would be around 52.7 feet tall.

Recreational maths with 252423990

• 252423990 backwards is 099324252
• The number of decimal digits it has is: 9
• The sum of 252423990's digits is 36
• More coming soon!