188431230

Names of 188431230

• Cardinal: 188431230 can be written as One hundred eighty-eight million, four hundred thirty-one thousand, two hundred thirty.

Scientific notation

• Scientific notation: 1.8843123 × 10⁸

Factors of 188431230

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 430

Divisors of 188431230

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 10 13 15 17 26 30 34 39 51 65 78 85 97 102 130 170 194 195 221 255 291 293 390 442 485 510 582 586 663 879 970 1105 1261 1326 1455 1465 1649 1758 2210 2522 2910 2930 3298 3315 3783 3809 4395 4947 4981 6305 6630 7566 7618 8245 8790 9894 9962 11427 12610 14943 16490 18915 19045 21437 22854 24735 24905 28421 29886 37830 38090 42874 49470 49810 56842 57135 64311 64753 74715 85263 107185 114270 128622 129506 142105 149430 170526 194259 214370 284210 321555 323765 369473 388518 426315 483157 643110 647530 738946 852630 966314 971295 1108419 1449471 1847365 1942590 2216838 2415785 2898942 3694730 4831570 5542095 6281041 7247355 11084190 12562082 14494710 18843123 31405205 37686246 62810410 94215615 188431230
• Sum of all divisors σ(n): 522764928
• Sum of proper divisors (its aliquot sum) s(n): 334333698
• 188431230 is an abundant number, because the sum of its proper divisors (334333698) is greater than itself. Its abundance is 145902468

Bases of 188431230

• Binary: 1011001110110011101101111110₂
• Hexadecimal: 0xB3B3B7E
• Base-36: 346QGU

Squares and roots of 188431230

• 188431230 squared (188431230²) is 35506328439312900
• 188431230 cubed (188431230³) is 6690501140603710101867000
• The square root of 188431230 is 13727.0255335961
• The cube root of 188431230 is 573.3031055663

Scales and comparisons

• 188,431,230 seconds is equal to 5 years, 51 weeks, 3 days, 22 hours, 30 seconds.
• To count from 1 to 188,431,230 would take you about eight 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 188431230 cubic inches would be around 47.8 feet tall.

Recreational maths with 188431230

• 188431230 backwards is 032134881
• 188431230 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 188431230's digits is 30
• More coming soon!