2739639942

Names of 2739639942

• Cardinal: 2739639942 can be written as Two billion, seven hundred thirty-nine million, six hundred thirty-nine thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 2.739639942 × 10⁹

Factors of 2739639942

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 180

Divisors of 2739639942

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 9 13 18 26 27 31 39 54 62 78 93 117 131 186 234 262 279 351 393 403 558 702 786 806 837 961 1179 1209 1674 1703 1922 2358 2418 2883 3406 3537 3627 4061 5109 5766 7074 7254 8122 8649 10218 10881 12183 12493 15327 17298 21762 24366 24986 25947 29791 30654 36549 37479 45981 51894 52793 59582 73098 74958 89373 91962 105586 109647 112437 125891 158379 178746 219294 224874 251782 268119 316758 337311 377673 387283 475137 536238 674622 755346 774566 804357 950274 1133019 1161849 1425411 1608714 1636583 2266038 2323698 2850822 3273166 3399057 3485547 3902621 4909749 6798114 6971094 7805242 9819498 10456641 11707863 14729247 20913282 23415726 29458494 35123589 44187741 50734073 70247178 88375482 101468146 105370767 152202219 210741534 304404438 456606657 913213314 1369819971 2739639942
• Sum of all divisors σ(n): 6826659840
• Sum of proper divisors (its aliquot sum) s(n): 4087019898
• 2739639942 is an abundant number, because the sum of its proper divisors (4087019898) is greater than itself. Its abundance is 1347379956

Bases of 2739639942

• Binary: 10100011010010111001011010000110₂
• Hexadecimal: 0xA34B9686
• Base-36: 19B3ZPI

Squares and roots of 2739639942

• 2739639942 squared (2739639942²) is 7505627011801763364
• 2739639942 cubed (2739639942³) is 20562715551286216298046684888
• The square root of 2739639942 is 52341.5699229589
• The cube root of 2739639942 is 1399.2581004533

Scales and comparisons

• 2,739,639,942 seconds is equal to 87 years, 5 weeks, 5 days, 19 hours, 5 minutes, 42 seconds.
• To count from 1 to 2,739,639,942 would take you about one hundred seventy-four 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 2739639942 cubic inches would be around 116.6 feet tall.

Recreational maths with 2739639942

• 2739639942 backwards is 2499369372
• 2739639942 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2739639942's digits is 54
• More coming soon!