18247378238472

Names of 18247378238472

• Cardinal: 18247378238472 can be written as Eighteen trillion, two hundred forty-seven billion, three hundred seventy-eight million, two hundred thirty-eight thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.8247378238472 × 10¹³

Factors of 18247378238472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 292

Divisors of 18247378238472

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 12 24 83 101 103 166 202 206 249 303 309 332 404 412 498 606 618 664 808 824 996 1212 1236 1992 2424 2472 6889 8383 8549 10403 10609 13778 16766 17098 20667 20806 21218 25149 25647 27556 31209 31827 33532 34196 41334 41612 42436 50298 51294 55112 62418 63654 67064 68392 82668 83224 84872 100596 102588 124836 127308 165336 201192 205176 249672 254616 695789 709567 863449 880547 1071509 1092727 1391578 1419134 1726898 1761094 2087367 2128701 2143018 2185454 2590347 2641641 2783156 2838268 3214527 3278181 3453796 3522188 4174734 4257402 4286036 4370908 5180694 5283282 5566312 5676536 6429054 6556362 6907592 7044376 8349468 8514804 8572072 8741816 10361388 10566564 12858108 13112724 16698936 17029608 20722776 21133128 25716216 26225448 71666267 73085401 88935247 90696341 110365427 143332534 146170802 177870494 181392682 214998801 219256203 220730854 266805741 272089023 286665068 292341604 331096281 355740988 362785364 429997602 438512406 441461708 533611482 544178046 573330136 584683208 662192562 711481976 725570728 859995204 877024812 882923416 1067222964 1088356092 1324385124 1719990408 1754049624 2134445928 2176712184 2648770248 7381625501 7527796303 9160330441 14763251002 15055592606 18320660882 22144876503 22583388909 27480991323 29526502004 30111185212 36641321764 44289753006 45166777818 54961982646 59053004008 60222370424 73282643528 88579506012 90333555636 109923965292 177159012024 180667111272 219847930584 760307426603 1520614853206 2280922279809 3041229706412 4561844559618 6082459412824 9123689119236 18247378238472
• Sum of all divisors σ(n): 47089037174400
• Sum of proper divisors (its aliquot sum) s(n): 28841658935928
• 18247378238472 is an abundant number, because the sum of its proper divisors (28841658935928) is greater than itself. Its abundance is 10594280697456

Bases of 18247378238472

• Binary: 100001001100010001100011111110111110000001000₂
• Hexadecimal: 0x10988C7F7C08
• Base-36: 6GUQ9VBBC

Squares and roots of 18247378238472

• 18247378238472 squared (18247378238472²) is 332966812577861509700894784
• 18247378238472 cubed (18247378238472³) is 6075771369966655128230684003268132930048
• The square root of 18247378238472 is 4271695.0076605423
• The cube root of 18247378238472 is 26326.9263274543

Scales and comparisons

• 18,247,378,238,472 seconds is equal to 580,210 years, 9 weeks, 4 days, 9 hours, 21 minutes, 12 seconds.
• To count from 1 to 18,247,378,238,472 would take you about one million, four hundred fifty thousand, five hundred twenty-five 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 18247378238472 cubic inches would be around 2193.9 feet tall.

Recreational maths with 18247378238472

• 18247378238472 backwards is 27483287374281
• The number of decimal digits it has is: 14
• The sum of 18247378238472's digits is 66
• More coming soon!