18120491064

Names of 18120491064

• Cardinal: 18120491064 can be written as Eighteen billion, one hundred twenty million, four hundred ninety-one thousand and sixty-four.

Scientific notation

• Scientific notation: 1.8120491064 × 10¹⁰

Factors of 18120491064

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 348

Divisors of 18120491064

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 19 24 26 36 38 39 52 57 71 72 76 78 104 113 114 117 127 142 152 156 171 213 226 228 234 247 254 284 312 339 342 381 426 452 456 468 494 508 568 639 678 684 741 762 852 904 923 936 988 1016 1017 1143 1278 1349 1356 1368 1469 1482 1524 1651 1704 1846 1976 2034 2147 2223 2286 2413 2556 2698 2712 2769 2938 2964 3048 3302 3692 4047 4068 4294 4407 4446 4572 4826 4953 5112 5396 5538 5876 5928 6441 6604 7239 7384 8023 8094 8136 8307 8588 8814 8892 9017 9144 9652 9906 10792 11076 11752 12141 12882 13208 13221 14351 14478 14859 16046 16188 16614 17176 17537 17628 17784 18034 19304 19323 19812 21717 22152 24069 24282 25764 26442 27051 27911 28702 28956 29718 31369 32092 32376 33228 35074 35256 36068 38646 39624 43053 43434 48138 48564 51528 52611 52884 54102 55822 57404 57912 59436 62738 64184 66456 70148 72136 72207 77292 81153 83733 86106 86868 94107 96276 97128 104299 105222 105768 108204 111644 114808 117221 118872 125476 129159 140296 144414 152437 154584 157833 162306 167466 171323 172212 173736 186563 188214 192552 208598 210444 216408 223288 234442 250952 251199 258318 272669 282321 288828 304874 312897 315666 324612 334932 342646 344424 351663 373126 376428 417196 420888 457311 468884 502398 513969 516636 545338 559689 564642 577656 609748 625794 631332 649224 669864 685292 703326 746252 752856 818007 834392 914622 937768 938691 1004796 1018921 1027938 1033272 1054989 1090676 1119378 1129284 1219496 1251588 1262664 1370584 1371933 1406652 1492504 1541907 1636014 1679067 1829244 1877382 1981681 2009592 2037842 2055876 2109978 2181352 2227199 2238756 2258568 2454021 2503176 2743866 2813304 3056763 3083814 3272028 3358134 3544697 3658488 3754764 3963362 4075684 4111752 4219956 4454398 4477512 4908042 5487732 5945043 6113526 6167628 6544056 6681597 6716268 7089394 7509528 7926724 8151368 8439912 8908796 9170289 9816084 10634091 10975464 11890086 12227052 12335256 13245973 13363194 13432536 14178788 15853448 17817592 17835129 18340578 19359499 19632168 20044791 21268182 23780172 24454104 26491946 26726388 28357576 31902273 35670258 36681156 38718998 39737919 40089582 42536364 47560344 52983892 53452776 58078497 63804546 71340516 73362312 77437996 79475838 80179164 85072728 105967784 116156994 119213757 127609092 142681032 154875992 158951676 160358328 174235491 232313988 238427514 251673487 255218184 317903352 348470982 464627976 476855028 503346974 696941964 755020461 953710056 1006693948 1393883928 1510040922 2013387896 2265061383 3020081844 4530122766 6040163688 9060245532 18120491064
• Sum of all divisors σ(n): 57364070400
• Sum of proper divisors (its aliquot sum) s(n): 39243579336
• 18120491064 is an abundant number, because the sum of its proper divisors (39243579336) is greater than itself. Its abundance is 21123088272

Bases of 18120491064

• Binary: 10000111000000100001100000000111000₂
• Hexadecimal: 0x43810C038
• Base-36: 8BOH0E0

Squares and roots of 18120491064

• 18120491064 squared (18120491064²) is 328352196400503852096
• 18120491064 cubed (18120491064³) is 5949903040720103017003145670144
• The square root of 18120491064 is 134612.3733688697
• The cube root of 18120491064 is 2626.5760966507

Scales and comparisons

• 18,120,491,064 seconds is equal to 576 years, 9 weeks, 21 hours, 44 minutes, 24 seconds.
• To count from 1 to 18,120,491,064 would take you about one thousand, one hundred fifty-two 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 18120491064 cubic inches would be around 218.9 feet tall.

Recreational maths with 18120491064

• 18120491064 backwards is 46019402181
• 18120491064 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18120491064's digits is 36
• More coming soon!