18004491356660

Names of 18004491356660

• Cardinal: 18004491356660 can be written as Eighteen trillion, four billion, four hundred ninety-one million, three hundred fifty-six thousand, six hundred sixty.

Scientific notation

• Scientific notation: 1.800449135666 × 10¹³

Factors of 18004491356660

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 42079

Divisors of 18004491356660

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 20 29 58 101 116 145 202 290 404 505 580 1010 2020 2929 5858 9463 11716 14645 18926 29290 32479 37852 47315 58580 64958 94630 129916 162395 189260 274427 324790 548854 649580 941891 955763 1097708 1372135 1883782 1911526 2744270 3280379 3767564 3823052 4709455 4778815 5488540 6560758 9418910 9557630 13121516 16401895 18837820 19115260 27717127 32803790 55434254 65607580 95130991 110868508 138585635 190261982 277171270 307348777 380523964 475654955 554342540 614697554 951309910 1229395108 1536743885 1902619820 3073487770 6146975540 8913114533 17826229066 31042226477 35652458132 44565572665 62084452954 89131145330 124168905908 155211132385 178262290660 310422264770 620844529540 900224567833 1800449135666 3600898271332 4501122839165 9002245678330 18004491356660
• Sum of all divisors σ(n): 39505855334400
• Sum of proper divisors (its aliquot sum) s(n): 21501363977740
• 18004491356660 is an abundant number, because the sum of its proper divisors (21501363977740) is greater than itself. Its abundance is 3496872621080

Bases of 18004491356660

• Binary: 100000101111111111111010011111100100111110100₂
• Hexadecimal: 0x105FFF4FC9F4
• Base-36: 6DR5DAHV8

Squares and roots of 18004491356660

• 18004491356660 squared (18004491356660²) is 324161709012044647326355600
• 18004491356660 cubed (18004491356660³) is 5836366688067491880621387378417588296000
• The square root of 18004491356660 is 4243169.9655634819
• The cube root of 18004491356660 is 26209.5935171711

Scales and comparisons

• 18,004,491,356,660 seconds is equal to 572,487 years, 6 weeks, 6 days, 15 hours, 4 minutes, 20 seconds.
• To count from 1 to 18,004,491,356,660 would take you about one million, four hundred thirty-one thousand, two hundred seventeen 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 18004491356660 cubic inches would be around 2184.1 feet tall.

Recreational maths with 18004491356660

• 18004491356660 backwards is 06665319440081
• The number of decimal digits it has is: 14
• The sum of 18004491356660's digits is 53
• More coming soon!