18123590430

Names of 18123590430

• Cardinal: 18123590430 can be written as Eighteen billion, one hundred twenty-three million, five hundred ninety thousand, four hundred thirty.

Scientific notation

• Scientific notation: 1.812359043 × 10¹⁰

Factors of 18123590430

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2975

Divisors of 18123590430

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 22 27 30 33 45 54 55 66 81 90 99 110 135 162 165 198 270 297 330 405 495 594 810 891 990 1093 1485 1782 1861 2186 2970 3279 3722 4455 5465 5583 6558 8910 9305 9837 10930 11166 12023 16395 16749 18610 19674 20471 24046 27915 29511 32790 33498 36069 40942 49185 50247 55830 59022 60115 61413 72138 83745 88533 98370 100494 102355 108207 120230 122826 147555 150741 167490 177066 180345 184239 204710 216414 251235 295110 301482 307065 324621 360690 368478 442665 502470 541035 552717 614130 649242 753705 885330 921195 973863 1082070 1105434 1507410 1623105 1658151 1842390 1947726 2034073 2763585 3246210 3316302 4068146 4869315 5527170 6102219 8290755 9738630 10170365 12204438 16581510 18306657 20340730 22374803 30511095 36613314 44749606 54919971 61022190 67124409 91533285 109839942 111874015 134248818 164759913 183066570 201373227 223748030 274599855 329519826 335622045 402746454 549199710 604119681 671244090 823799565 1006866135 1208239362 1647599130 1812359043 2013732270 3020598405 3624718086 6041196810 9061795215 18123590430
• Sum of all divisors σ(n): 53239763808
• Sum of proper divisors (its aliquot sum) s(n): 35116173378
• 18123590430 is an abundant number, because the sum of its proper divisors (35116173378) is greater than itself. Its abundance is 16992582948

Bases of 18123590430

• Binary: 10000111000010000000000101100011110₂
• Hexadecimal: 0x438400B1E
• Base-36: 8BQBFVI

Squares and roots of 18123590430

• 18123590430 squared (18123590430²) is 328464530074387584900
• 18123590430 cubed (18123590430³) is 5952956613850618021804452507000
• The square root of 18123590430 is 134623.8850650209
• The cube root of 18123590430 is 2626.7258397699

Scales and comparisons

• 18,123,590,430 seconds is equal to 576 years, 14 weeks, 1 day, 18 hours, 40 minutes, 30 seconds.
• To count from 1 to 18,123,590,430 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 18123590430 cubic inches would be around 218.9 feet tall.

Recreational maths with 18123590430

• 18123590430 backwards is 03409532181
• The number of decimal digits it has is: 11
• The sum of 18123590430's digits is 36
• More coming soon!