42479430

Names of 42479430

• Cardinal: 42479430 can be written as Forty-two million, four hundred seventy-nine thousand, four hundred thirty.

Scientific notation

• Scientific notation: 4.247943 × 10⁷

Factors of 42479430

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 270

Divisors of 42479430

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 17 21 30 34 35 42 51 70 73 85 102 105 119 146 163 170 210 219 238 255 326 357 365 438 489 510 511 595 714 730 815 978 1022 1095 1141 1190 1241 1533 1630 1785 2190 2282 2445 2482 2555 2771 3066 3423 3570 3723 4890 5110 5542 5705 6205 6846 7446 7665 8313 8687 11410 11899 12410 13855 15330 16626 17115 17374 18615 19397 23798 26061 27710 34230 35697 37230 38794 41565 43435 52122 58191 59495 71394 83130 83293 86870 96985 116382 118990 130305 166586 178485 193970 202283 249879 260610 290955 356970 404566 416465 499758 581910 606849 832930 1011415 1213698 1249395 1415981 2022830 2498790 2831962 3034245 4247943 6068490 7079905 8495886 14159810 21239715 42479430
• Sum of all divisors σ(n): 125826048
• Sum of proper divisors (its aliquot sum) s(n): 83346618
• 42479430 is an abundant number, because the sum of its proper divisors (83346618) is greater than itself. Its abundance is 40867188

Bases of 42479430

• Binary: 10100010000010111101000110₂
• Hexadecimal: 0x2882F46
• Base-36: PAHC6

Squares and roots of 42479430

• 42479430 squared (42479430²) is 1804501973124900
• 42479430 cubed (42479430³) is 76654215252221070807000
• The square root of 42479430 is 6517.6245672791
• The cube root of 42479430 is 348.9202917011

Scales and comparisons

• 42,479,430 seconds is equal to 1 year, 18 weeks, 1 day, 15 hours, 50 minutes, 30 seconds.
• To count from 1 to 42,479,430 would take you about 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 42479430 cubic inches would be around 29.1 feet tall.

Recreational maths with 42479430

• 42479430 backwards is 03497424
• The number of decimal digits it has is: 8
• The sum of 42479430's digits is 33
• More coming soon!