40015881444

Names of 40015881444

• Cardinal: 40015881444 can be written as Forty billion, fifteen million, eight hundred eighty-one thousand, four hundred forty-four.

Scientific notation

• Scientific notation: 4.0015881444 × 10¹⁰

Factors of 40015881444

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 94

Divisors of 40015881444

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 66 71 77 84 121 132 142 154 213 231 242 284 308 363 426 462 484 497 726 781 847 852 924 994 1331 1452 1491 1562 1694 1988 2343 2541 2662 2982 3124 3388 3993 4686 5041 5082 5324 5467 5964 7986 8591 9317 9372 10082 10164 10934 15123 15972 16401 17182 18634 20164 21868 25773 27951 30246 32802 34364 35287 37268 51546 55451 55902 60137 60492 65604 70574 94501 103092 105861 110902 111804 120274 141148 166353 180411 189002 211722 221804 240548 283503 332706 357911 360822 378004 388157 423444 567006 609961 661507 665412 715822 721644 776314 1073733 1134012 1164471 1219922 1323014 1431644 1552628 1829883 1984521 2147466 2328942 2439844 2505377 2646028 3659766 3937021 3969042 4269727 4294932 4657884 5010754 6709571 7319532 7516131 7874042 7938084 8539454 10021508 11811063 12809181 13419142 15032262 15748084 17078908 20128713 23622126 25618362 26838284 27559147 30064524 40257426 43307231 46966997 47244252 51236724 55118294 80514852 82677441 86614462 93933994 110236588 129921693 140900991 165354882 173228924 187867988 259843386 281801982 303150617 330709764 476379541 519686772 563603964 606301234 909451851 952759082 1212602468 1429138623 1818903702 1905518164 2858277246 3334656787 3637807404 5716554492 6669313574 10003970361 13338627148 20007940722 40015881444
• Sum of all divisors σ(n): 119048638464
• Sum of proper divisors (its aliquot sum) s(n): 79032757020
• 40015881444 is an abundant number, because the sum of its proper divisors (79032757020) is greater than itself. Its abundance is 39016875576

Bases of 40015881444

• Binary: 100101010001001000011110010011100100₂
• Hexadecimal: 0x95121E4E4
• Base-36: IDSF7QC

Squares and roots of 40015881444

• 40015881444 squared (40015881444²) is 1601270767740263525136
• 40015881444 cubed (40015881444³) is 64076261201637245007159689976384
• The square root of 40015881444 is 200039.6996698405
• The cube root of 40015881444 is 3420.4044482525

Scales and comparisons

• 40,015,881,444 seconds is equal to 1,272 years, 19 weeks, 5 days, 18 hours, 37 minutes, 24 seconds.
• To count from 1 to 40,015,881,444 would take you about two thousand, five hundred forty-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 40015881444 cubic inches would be around 285 feet tall.

Recreational maths with 40015881444

• 40015881444 backwards is 44418851004
• The number of decimal digits it has is: 11
• The sum of 40015881444's digits is 39
• More coming soon!