18306837216

Names of 18306837216

• Cardinal: 18306837216 can be written as Eighteen billion, three hundred six million, eight hundred thirty-seven thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.8306837216 × 10¹⁰

Factors of 18306837216

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3230

Divisors of 18306837216

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 31 32 36 48 54 62 72 73 81 93 96 108 124 144 146 162 186 216 219 248 279 288 292 324 372 432 438 496 558 584 648 657 744 837 864 876 992 1116 1168 1296 1314 1488 1674 1752 1971 2232 2263 2336 2511 2592 2628 2976 3121 3348 3504 3942 4464 4526 5022 5256 5913 6242 6696 6789 7008 7884 8928 9052 9363 10044 10512 11826 12484 13392 13578 15768 18104 18726 20088 20367 21024 23652 24968 26784 27156 28089 31536 36208 37452 40176 40734 47304 49936 54312 56178 61101 63072 72416 74904 80352 81468 84267 94608 96751 99872 108624 112356 122202 149808 162936 168534 183303 189216 193502 217248 224712 227833 244404 252801 290253 299616 325872 337068 366606 387004 449424 455666 488808 505602 580506 651744 674136 683499 733212 774008 870759 898848 911332 977616 1011204 1161012 1348272 1366998 1466424 1548016 1741518 1822664 1955232 2022408 2050497 2322024 2612277 2696544 2733996 2932848 3096032 3483036 3645328 4044816 4100994 4644048 5224554 5467992 5865696 6151491 6966072 7062823 7290656 7836831 8089632 8201988 9288096 10449108 10935984 12302982 13932144 14125646 15673662 16403976 18454473 20898216 21188469 21871968 24605964 27864288 28251292 31347324 32807952 36908946 41796432 42376938 49211928 56502584 62694648 63565407 65615904 73817892 83592864 84753876 98423856 113005168 125389296 127130814 147635784 169507752 190696221 196847712 226010336 250778592 254261628 295271568 339015504 381392442 508523256 572088663 590543136 678031008 762784884 1017046512 1144177326 1525569768 2034093024 2288354652 3051139536 4576709304 6102279072 9153418608 18306837216
• Sum of all divisors σ(n): 56356046208
• Sum of proper divisors (its aliquot sum) s(n): 38049208992
• 18306837216 is an abundant number, because the sum of its proper divisors (38049208992) is greater than itself. Its abundance is 19742371776

Bases of 18306837216

• Binary: 10001000011001011000010101011100000₂
• Hexadecimal: 0x4432C2AE0
• Base-36: 8ERF200

Squares and roots of 18306837216

• 18306837216 squared (18306837216²) is 335140288853122630656
• 18306837216 cubed (18306837216³) is 6135358712557335332705083293696
• The square root of 18306837216 is 135302.7613021995
• The cube root of 18306837216 is 2635.5490703837

Scales and comparisons

• 18,306,837,216 seconds is equal to 582 years, 5 weeks, 1 day, 16 hours, 33 minutes, 36 seconds.
• To count from 1 to 18,306,837,216 would take you about one thousand, one hundred sixty-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 18306837216 cubic inches would be around 219.6 feet tall.

Recreational maths with 18306837216

• 18306837216 backwards is 61273860381
• The number of decimal digits it has is: 11
• The sum of 18306837216's digits is 45
• More coming soon!