18191407104

Names of 18191407104

• Cardinal: 18191407104 can be written as Eighteen billion, one hundred ninety-one million, four hundred seven thousand, one hundred four.

Scientific notation

• Scientific notation: 1.8191407104 × 10¹⁰

Factors of 18191407104

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 128

Divisors of 18191407104

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 31 32 36 39 48 52 62 64 72 78 79 93 96 104 117 124 128 144 156 158 186 192 208 234 237 248 256 279 288 312 316 372 384 403 416 468 474 496 512 558 576 624 632 711 744 768 806 832 936 948 961 992 1024 1027 1116 1152 1209 1248 1264 1422 1488 1536 1612 1664 1872 1896 1922 1984 2048 2054 2232 2304 2418 2449 2496 2528 2844 2883 2976 3072 3081 3224 3328 3627 3744 3792 3844 3968 4108 4464 4608 4836 4898 4992 5056 5688 5766 5952 6144 6162 6448 6656 7254 7347 7488 7584 7688 7936 8216 8649 8928 9216 9243 9672 9796 9984 10112 11376 11532 11904 12324 12493 12896 13312 14508 14694 14976 15168 15376 15872 16432 17298 17856 18432 18486 19344 19592 19968 20224 22041 22752 23064 23808 24648 24986 25792 26624 29016 29388 29952 30336 30752 31744 31837 32864 34596 35712 36972 37479 38688 39184 39936 40448 44082 45504 46128 47616 49296 49972 51584 58032 58776 59904 60672 61504 63488 63674 65728 69192 71424 73944 74958 75919 77376 78368 79872 80896 88164 91008 92256 95232 95511 98592 99944 103168 112437 116064 117552 119808 121344 123008 127348 131456 138384 142848 147888 149916 151838 154752 156736 161792 176328 182016 184512 190464 191022 197184 199888 206336 224874 227757 232128 235104 239616 242688 246016 254696 262912 276768 285696 286533 295776 299832 303676 309504 313472 352656 364032 369024 382044 394368 399776 412672 449748 455514 464256 470208 485376 492032 509392 525824 553536 571392 573066 591552 599664 607352 619008 626944 683271 705312 728064 738048 764088 788736 799552 825344 899496 911028 928512 940416 984064 986947 1018784 1051648 1107072 1146132 1183104 1199328 1214704 1238016 1253888 1366542 1410624 1456128 1476096 1528176 1577472 1599104 1798992 1822056 1857024 1880832 1968128 1973894 2037568 2103296 2214144 2292264 2366208 2398656 2429408 2476032 2507776 2733084 2821248 2952192 2960841 3056352 3154944 3198208 3597984 3644112 3714048 3761664 3947788 4075136 4428288 4584528 4732416 4797312 4858816 5015552 5466168 5642496 5904384 5921682 6112704 6309888 6396416 7195968 7288224 7428096 7523328 7895576 8150272 8856576 8882523 9169056 9464832 9594624 9717632 10932336 11284992 11843364 12225408 12792832 14391936 14576448 15046656 15791152 16300544 17713152 17765046 18338112 18929664 19189248 19435264 21864672 22569984 23686728 24450816 25585664 28783872 29152896 31582304 32601088 35530092 36676224 38378496 38870528 43729344 45139968 47373456 48901632 57567744 58305792 63164608 65202176 71060184 73352448 76756992 77741056 87458688 94746912 97803264 115135488 116611584 126329216 142120368 146704896 155482112 174917376 189493824 195606528 230270976 233223168 252658432 284240736 293409792 349834752 378987648 466446336 505316864 568481472 586819584 699669504 757975296 1010633728 1136962944 1399339008 1515950592 2021267456 2273925888 3031901184 4547851776 6063802368 9095703552 18191407104
• Sum of all divisors σ(n): 59205837600
• Sum of proper divisors (its aliquot sum) s(n): 41014430496
• 18191407104 is an abundant number, because the sum of its proper divisors (41014430496) is greater than itself. Its abundance is 22823023392

Bases of 18191407104

• Binary: 10000111100010010101101100000000000₂
• Hexadecimal: 0x43C4AD800
• Base-36: 8CUOZK0

Squares and roots of 18191407104

• 18191407104 squared (18191407104²) is 330927292423461666816
• 18191407104 cubed (18191407104³) is 6020033098299645941988263460864
• The square root of 18191407104 is 134875.5244809079
• The cube root of 18191407104 is 2629.9980773645

Scales and comparisons

• 18,191,407,104 seconds is equal to 578 years, 22 weeks, 2 days, 16 hours, 38 minutes, 24 seconds.
• To count from 1 to 18,191,407,104 would take you about one thousand, one hundred fifty-six 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 18191407104 cubic inches would be around 219.2 feet tall.

Recreational maths with 18191407104

• 18191407104 backwards is 40170419181
• 18191407104 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18191407104's digits is 36
• More coming soon!