181234018980

Names of 181234018980

• Cardinal: 181234018980 can be written as One hundred eighty-one billion, two hundred thirty-four million, eighteen thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.8123401898 × 10¹¹

Factors of 181234018980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 80741

Divisors of 181234018980

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 105 126 140 180 210 252 315 420 630 1260 1823 3646 5469 7292 9115 10938 12761 16407 18230 21876 25522 27345 32814 36460 38283 51044 54690 63805 65628 76566 78901 82035 109380 114849 127610 153132 157802 164070 191415 229698 236703 255220 315604 328140 382830 394505 459396 473406 552307 574245 710109 765660 789010 946812 1104614 1148490 1183515 1420218 1578020 1656921 2209228 2296980 2367030 2761535 2840436 3313842 3550545 4734060 4970763 5523070 6627684 7101090 8284605 9941526 11046140 14202180 16569210 19883052 24853815 33138420 49707630 99415260 143836523 287673046 431509569 575346092 719182615 863019138 1006855661 1294528707 1438365230 1726038276 2013711322 2157547845 2589057414 2876730460 3020566983 4027422644 4315095690 5034278305 5178114828 6041133966 6472643535 8630191380 9061700949 10068556610 12082267932 12945287070 15102834915 18123401898 20137113220 25890574140 30205669830 36246803796 45308504745 60411339660 90617009490 181234018980
• Sum of all divisors σ(n): 628630539264
• Sum of proper divisors (its aliquot sum) s(n): 447396520284
• 181234018980 is an abundant number, because the sum of its proper divisors (447396520284) is greater than itself. Its abundance is 266162501304

Bases of 181234018980

• Binary: 10101000110010011000111010101010100100₂
• Hexadecimal: 0x2A3263AAA4
• Base-36: 2B9A2010

Squares and roots of 181234018980

• 181234018980 squared (181234018980²) is 32845769635643000240400
• 181234018980 cubed (181234018980³) is 5952770837558831190072798162792000
• The square root of 181234018980 is 425715.8899782811
• The cube root of 181234018980 is 5659.0896472331

Scales and comparisons

• 181,234,018,980 seconds is equal to 5,762 years, 35 weeks, 2 days, 23 hours, 3 minutes.
• To count from 1 to 181,234,018,980 would take you about eleven 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 181234018980 cubic inches would be around 471.6 feet tall.

Recreational maths with 181234018980

• 181234018980 backwards is 089810432181
• 181234018980 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 181234018980's digits is 45
• More coming soon!