18225591384

Names of 18225591384

• Cardinal: 18225591384 can be written as Eighteen billion, two hundred twenty-five million, five hundred ninety-one thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 1.8225591384 × 10¹⁰

Factors of 18225591384

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 103

Divisors of 18225591384

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 13 14 21 22 24 26 28 33 39 42 44 52 56 66 67 77 78 84 88 91 104 132 134 143 154 156 168 169 182 201 231 264 268 273 286 308 312 338 364 402 429 462 469 507 536 546 572 616 676 728 737 804 858 871 924 938 1001 1014 1092 1144 1183 1352 1407 1474 1608 1716 1742 1848 1859 1876 2002 2028 2184 2197 2211 2366 2613 2814 2948 3003 3432 3484 3549 3718 3752 4004 4056 4394 4422 4489 4732 5159 5226 5577 5628 5896 6006 6097 6591 6968 7098 7436 8008 8788 8844 8978 9464 9581 10318 10452 11154 11256 11323 12012 12194 13013 13182 13467 14196 14872 15379 15477 17576 17688 17956 18291 19162 20636 20904 22308 22646 24024 24167 24388 26026 26364 26934 28392 28743 30758 30954 31423 33969 35912 36582 38324 39039 41272 44616 45292 46137 48334 48776 49379 52052 52728 53868 57486 58357 61516 61908 62846 67067 67938 72501 73164 76648 78078 79261 90584 92274 94269 96668 98758 104104 107736 114972 116714 123032 123816 124553 125692 134134 135876 145002 146328 147199 148137 156156 158522 169169 175071 184548 188538 193336 197516 201201 229944 233428 237783 249106 251384 268268 271752 290004 294398 296274 312312 317044 338338 345653 350142 369096 373659 377076 395032 402402 408499 441597 466856 475566 498212 507507 536536 580008 588796 592548 634088 641927 676676 691306 700284 747318 754152 758641 804804 816998 871871 883194 951132 996424 1015014 1030393 1036959 1177592 1185096 1225497 1283854 1353352 1382612 1400568 1494636 1517282 1609608 1619189 1633996 1743742 1766388 1902264 1925781 2030028 2060786 2073918 2275923 2450994 2567708 2615613 2765224 2989272 3034564 3091179 3238378 3267992 3487484 3532776 3851562 4060056 4121572 4147836 4493489 4551846 4857567 4901988 5135416 5231226 5310487 6069128 6182358 6476756 6974968 7703124 8243144 8295672 8345051 8986978 9103692 9715134 9803976 9862333 10462452 10620974 11334323 12364716 12953512 13480467 15406248 15931461 16690102 17973956 18207384 19430268 19724666 20924904 21241948 22668646 24729432 25035153 26960934 29586999 31862922 33380204 34002969 35947912 38860536 39449332 42483896 45337292 50070306 53921868 58415357 59173998 63725844 66760408 68005938 69036331 78898664 90674584 100140612 107843736 108485663 116830714 118347996 127451688 136011876 138072662 175246071 200281224 207108993 216971326 233661428 236695992 272023752 276145324 325456989 350492142 414217986 433942652 467322856 552290648 650913978 700984284 759399641 828435972 867885304 1301827956 1401968568 1518799282 1656871944 2278198923 2603655912 3037598564 4556397846 6075197128 9112795692 18225591384
• Sum of all divisors σ(n): 62471001600
• Sum of proper divisors (its aliquot sum) s(n): 44245410216
• 18225591384 is an abundant number, because the sum of its proper divisors (44245410216) is greater than itself. Its abundance is 26019818832

Bases of 18225591384

• Binary: 10000111110010101000111010001011000₂
• Hexadecimal: 0x43E547458
• Base-36: 8DF1OBC

Squares and roots of 18225591384

• 18225591384 squared (18225591384²) is 332172181296535035456
• 18225591384 cubed (18225591384³) is 6054034445442614891261008111104
• The square root of 18225591384 is 135002.1902933431
• The cube root of 18225591384 is 2631.6444285659

Scales and comparisons

• 18,225,591,384 seconds is equal to 579 years, 26 weeks, 6 days, 8 hours, 16 minutes, 24 seconds.
• To count from 1 to 18,225,591,384 would take you about one thousand, one hundred fifty-nine 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 18225591384 cubic inches would be around 219.3 feet tall.

Recreational maths with 18225591384

• 18225591384 backwards is 48319552281
• The number of decimal digits it has is: 11
• The sum of 18225591384's digits is 48
• More coming soon!