18239004672

Names of 18239004672

• Cardinal: 18239004672 can be written as Eighteen billion, two hundred thirty-nine million, four thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.8239004672 × 10¹⁰

Factors of 18239004672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 1202

Divisors of 18239004672

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 97 112 128 168 192 194 224 256 291 336 384 388 448 512 582 672 679 768 776 896 1024 1093 1164 1344 1358 1536 1552 1792 2037 2048 2186 2328 2688 2716 3072 3104 3279 3584 4074 4096 4372 4656 5376 5432 6144 6208 6558 7168 7651 8148 8192 8744 9312 10752 10864 12288 12416 13116 14336 15302 16296 17488 18624 21504 21728 22953 24576 24832 26232 28672 30604 32592 34976 37248 43008 43456 45906 49664 52464 57344 61208 65184 69952 74496 86016 86912 91812 99328 104928 106021 122416 130368 139904 148992 172032 173824 183624 198656 209856 212042 244832 260736 279808 297984 318063 347648 367248 397312 419712 424084 489664 521472 559616 595968 636126 695296 734496 742147 794624 839424 848168 979328 1042944 1119232 1191936 1272252 1390592 1468992 1484294 1678848 1696336 1958656 2085888 2226441 2238464 2383872 2544504 2781184 2937984 2968588 3357696 3392672 3917312 4171776 4452882 4476928 5089008 5562368 5875968 5937176 6715392 6785344 7834624 8343552 8905764 8953856 10178016 11751936 11874352 13430784 13570688 15669248 16687104 17811528 20356032 23503872 23748704 26861568 27141376 31338496 35623056 40712064 47007744 47497408 54282752 62676992 71246112 81424128 94015488 94994816 108565504 142492224 162848256 188030976 189989632 217131008 284984448 325696512 379979264 434262016 569968896 651393024 759958528 868524032 1139937792 1302786048 1519917056 2279875584 2605572096 3039834112 4559751168 6079668224 9119502336 18239004672
• Sum of all divisors σ(n): 56206534272
• Sum of proper divisors (its aliquot sum) s(n): 37967529600
• 18239004672 is an abundant number, because the sum of its proper divisors (37967529600) is greater than itself. Its abundance is 19728524928

Bases of 18239004672

• Binary: 10000111111001000010010000000000000₂
• Hexadecimal: 0x43F212000
• Base-36: 8DN162O

Squares and roots of 18239004672

• 18239004672 squared (18239004672²) is 332661291425237827584
• 18239004672 cubed (18239004672³) is 6067410848498466276015706472448
• The square root of 18239004672 is 135051.8591949033
• The cube root of 18239004672 is 2632.2898643873

Scales and comparisons

• 18,239,004,672 seconds is equal to 579 years, 49 weeks, 14 hours, 11 minutes, 12 seconds.
• To count from 1 to 18,239,004,672 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 18239004672 cubic inches would be around 219.4 feet tall.

Recreational maths with 18239004672

• 18239004672 backwards is 27640093281
• 18239004672 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18239004672's digits is 42
• More coming soon!