40994280

Names of 40994280

• Cardinal: 40994280 can be written as Forty million, nine hundred ninety-four thousand, two hundred eighty.

Scientific notation

• Scientific notation: 4.099428 × 10⁷

Factors of 40994280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4984

Divisors of 40994280

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 23 24 30 36 40 45 46 60 69 72 90 92 115 120 138 180 184 207 230 276 345 360 414 460 552 690 828 920 1035 1380 1656 2070 2760 4140 4951 8280 9902 14853 19804 24755 29706 39608 44559 49510 59412 74265 89118 99020 113873 118824 148530 178236 198040 222795 227746 297060 341619 356472 445590 455492 569365 594120 683238 891180 910984 1024857 1138730 1366476 1708095 1782360 2049714 2277460 2732952 3416190 4099428 4554920 5124285 6832380 8198856 10248570 13664760 20497140 40994280
• Sum of all divisors σ(n): 139052160
• Sum of proper divisors (its aliquot sum) s(n): 98057880
• 40994280 is an abundant number, because the sum of its proper divisors (98057880) is greater than itself. Its abundance is 57063600

Bases of 40994280

• Binary: 10011100011000010111101000₂
• Hexadecimal: 0x27185E8
• Base-36: OENE0

Squares and roots of 40994280

• 40994280 squared (40994280²) is 1680530992718400
• 40994280 cubed (40994280³) is 68892158064176050752000
• The square root of 40994280 is 6402.6775648943
• The cube root of 40994280 is 344.8056876807

Scales and comparisons

• 40,994,280 seconds is equal to 1 year, 15 weeks, 5 days, 11 hours, 18 minutes.
• To count from 1 to 40,994,280 would take you about forty-nine weeks!

  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 40994280 cubic inches would be around 28.7 feet tall.

Recreational maths with 40994280

• 40994280 backwards is 08249904
• 40994280 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 40994280's digits is 36
• More coming soon!