42742700

Names of 42742700

• Cardinal: 42742700 can be written as Forty-two million, seven hundred forty-two thousand, seven hundred.

Scientific notation

• Scientific notation: 4.27427 × 10⁷

Factors of 42742700

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 99

Divisors of 42742700

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 7 10 11 13 14 20 22 25 26 28 35 44 49 50 52 55 61 65 70 77 91 98 100 110 122 130 140 143 154 175 182 196 220 244 245 260 275 286 305 308 325 350 364 385 427 455 490 539 550 572 610 637 650 671 700 715 770 793 854 910 980 1001 1078 1100 1220 1225 1274 1300 1342 1430 1525 1540 1586 1708 1820 1925 2002 2135 2156 2275 2450 2548 2684 2695 2860 2989 3050 3172 3185 3355 3575 3850 3965 4004 4270 4550 4697 4900 5005 5390 5551 5978 6100 6370 6710 7007 7150 7700 7930 8540 8723 9100 9394 10010 10675 10780 11102 11956 12740 13420 13475 14014 14300 14945 15860 15925 16775 17446 18788 19825 20020 21350 22204 23485 25025 26950 27755 28028 29890 31850 32879 33550 34892 35035 38857 39650 42700 43615 46970 50050 53900 55510 59780 61061 63700 65758 67100 70070 74725 77714 79300 87230 93940 100100 111020 117425 122122 131516 138775 140140 149450 155428 164395 174460 175175 194285 218075 234850 244244 277550 298900 305305 328790 350350 388570 427427 436150 469700 555100 610610 657580 700700 777140 821975 854854 872300 971425 1221220 1526525 1643950 1709708 1942850 2137135 3053050 3287900 3885700 4274270 6106100 8548540 10685675 21371350 42742700
• Sum of all divisors σ(n): 128835504
• Sum of proper divisors (its aliquot sum) s(n): 86092804
• 42742700 is an abundant number, because the sum of its proper divisors (86092804) is greater than itself. Its abundance is 43350104

Bases of 42742700

• Binary: 10100011000011001110101100₂
• Hexadecimal: 0x28C33AC
• Base-36: PG4H8

Squares and roots of 42742700

• 42742700 squared (42742700²) is 1826938403290000
• 42742700 cubed (42742700³) is 78088280090303483000000
• The square root of 42742700 is 6537.7901465251
• The cube root of 42742700 is 349.6396290783

Scales and comparisons

• 42,742,700 seconds is equal to 1 year, 18 weeks, 4 days, 16 hours, 58 minutes, 20 seconds.
• To count from 1 to 42,742,700 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 42742700 cubic inches would be around 29.1 feet tall.

Recreational maths with 42742700

• 42742700 backwards is 00724724
• 42742700 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42742700's digits is 26
• More coming soon!