18354247912

Names of 18354247912

• Cardinal: 18354247912 can be written as Eighteen billion, three hundred fifty-four million, two hundred forty-seven thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.8354247912 × 10¹⁰

Factors of 18354247912

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 959

Divisors of 18354247912

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 8 11 13 14 19 22 26 28 38 44 49 52 56 76 77 88 91 98 104 133 143 152 154 182 196 209 247 266 286 308 361 364 392 418 494 532 539 572 616 637 722 728 836 907 931 988 1001 1064 1078 1144 1274 1444 1463 1672 1729 1814 1862 1976 2002 2156 2527 2548 2717 2888 2926 3458 3628 3724 3971 4004 4312 4693 5054 5096 5434 5852 6349 6916 7007 7256 7448 7942 8008 9386 9977 10108 10241 10868 11704 11791 12103 12698 13832 14014 15884 17233 17689 18772 19019 19954 20216 20482 21736 23582 24206 25396 27797 28028 31768 32851 34466 35378 37544 38038 39908 40964 44443 47164 48412 50792 51623 55594 56056 65702 68932 69839 70756 76076 79816 81928 82537 88886 94328 96824 103246 111188 120631 129701 131404 133133 137864 139678 141512 152152 165074 177772 189563 194579 206492 222376 224029 229957 241262 259402 262808 266266 279356 327427 330148 355544 361361 379126 389158 412984 448058 459914 482524 488873 518804 532532 558712 577759 654854 660296 722722 758252 778316 844417 896116 907907 919828 965048 977746 1037608 1065064 1155518 1309708 1326941 1445444 1516504 1556632 1568203 1688834 1792232 1815814 1839656 1955492 2291989 2311036 2464319 2529527 2619416 2653882 2890888 3136406 3377668 3601697 3631628 3910984 4256551 4583978 4622072 4928638 5059054 5307764 6272812 6355349 6755336 7203394 7263256 8513102 9167956 9288587 9857276 10118108 10615528 10977421 12545624 12710698 14406788 16043923 17026204 17250233 18335912 18577174 19714552 20236216 21954842 25211879 25421396 28813576 29795857 32087846 34052408 34500466 37154348 43909684 46822061 50423758 50842792 59591714 64175692 69000932 74308696 87819368 93644122 100847516 119183428 120751631 128351384 138001864 176483153 187288244 201695032 208570999 238366856 241503262 327754427 352966306 374576488 417141998 483006524 655508854 705932612 834283996 966013048 1311017708 1411865224 1668567992 2294280989 2622035416 4588561978 9177123956 18354247912
• Sum of all divisors σ(n): 49691970720
• Sum of proper divisors (its aliquot sum) s(n): 31337722808
• 18354247912 is an abundant number, because the sum of its proper divisors (31337722808) is greater than itself. Its abundance is 12983474896

Bases of 18354247912

• Binary: 10001000101111111111001100011101000₂
• Hexadecimal: 0x445FF98E8
• Base-36: 8FJN8BS

Squares and roots of 18354247912

• 18354247912 squared (18354247912²) is 336878416415156359744
• 18354247912 cubed (18354247912³) is 6183149971085750140984832854528
• The square root of 18354247912 is 135477.8502634287
• The cube root of 18354247912 is 2637.8222739613

Scales and comparisons

• 18,354,247,912 seconds is equal to 583 years, 31 weeks, 4 days, 10 hours, 11 minutes, 52 seconds.
• To count from 1 to 18,354,247,912 would take you about one thousand, one hundred sixty-seven 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 18354247912 cubic inches would be around 219.8 feet tall.

Recreational maths with 18354247912

• 18354247912 backwards is 21974245381
• The number of decimal digits it has is: 11
• The sum of 18354247912's digits is 46
• More coming soon!