18149014440

Names of 18149014440

• Cardinal: 18149014440 can be written as Eighteen billion, one hundred forty-nine million, fourteen thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.814901444 × 10¹⁰

Factors of 18149014440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1127

Divisors of 18149014440

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 79 90 108 120 135 158 180 216 237 270 281 316 360 395 474 540 562 632 711 757 790 843 948 1080 1124 1185 1405 1422 1514 1580 1686 1896 2133 2248 2271 2370 2529 2810 2844 3028 3160 3372 3555 3785 4215 4266 4542 4740 5058 5620 5688 6056 6744 6813 7110 7570 7587 8430 8532 9084 9480 10116 10665 11240 11355 12645 13626 14220 15140 15174 16860 17064 18168 20232 20439 21330 22199 22710 25290 27252 28440 30280 30348 33720 34065 37935 40878 42660 44398 45420 50580 54504 59803 60696 66597 68130 75870 81756 85320 88796 90840 101160 102195 110995 119606 133194 136260 151740 163512 177592 179409 199791 204390 212717 221990 239212 266388 272520 299015 303480 332985 358818 399582 408780 425434 443980 478424 532776 538227 598030 599373 638151 665970 717636 799164 817560 850868 887960 897045 998955 1063585 1076454 1196060 1198746 1276302 1331940 1435272 1598328 1614681 1701736 1794090 1914453 1997910 2127170 2152908 2392120 2397492 2552604 2663880 2691135 2996865 3190755 3229362 3588180 3828906 3995820 4254340 4305816 4794984 5105208 5382270 5743359 5993730 6381510 6458724 7176360 7657812 7991640 8073405 8508680 9572265 10764540 11486718 11987460 12763020 12917448 15315624 16146810 16804643 19144530 21529080 22973436 23974920 25526040 28716795 32293620 33609286 38289060 45946872 50413929 57433590 64587240 67218572 76578120 84023215 100827858 114867180 134437144 151241787 168046430 201655716 229734360 252069645 302483574 336092860 403311432 453725361 504139290 604967148 672185720 756208935 907450722 1008278580 1209934296 1512417870 1814901444 2016557160 2268626805 3024835740 3629802888 4537253610 6049671480 9074507220 18149014440
• Sum of all divisors σ(n): 61561728000
• Sum of proper divisors (its aliquot sum) s(n): 43412713560
• 18149014440 is an abundant number, because the sum of its proper divisors (43412713560) is greater than itself. Its abundance is 25263699120

Bases of 18149014440

• Binary: 10000111001110000111111101110101000₂
• Hexadecimal: 0x439C3FBA8
• Base-36: 8C5GD60

Squares and roots of 18149014440

• 18149014440 squared (18149014440²) is 329386725143328513600
• 18149014440 cubed (18149014440³) is 5978044430970580262990136384000
• The square root of 18149014440 is 134718.2780471901
• The cube root of 18149014440 is 2627.9535343427

Scales and comparisons

• 18,149,014,440 seconds is equal to 577 years, 4 weeks, 2 days, 54 minutes.
• To count from 1 to 18,149,014,440 would take you about one thousand, one hundred fifty-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 18149014440 cubic inches would be around 219 feet tall.

Recreational maths with 18149014440

• 18149014440 backwards is 04441094181
• 18149014440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18149014440's digits is 36
• More coming soon!