155209117748021

155,209,117,748,021 is an odd composite number composed of two prime numbers multiplied together.

What does the number 155209117748021 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 16 divisors.

155209117748021 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 155209117748021:

61³ × 881³

(61 × 61 × 61 × 881 × 881 × 881)

See below for interesting mathematical facts about the number 155209117748021 from the Numbermatics database.

Names of 155209117748021

Cardinal: 155209117748021 can be written as One hundred fifty-five trillion, two hundred nine billion, one hundred seventeen million, seven hundred forty-eight thousand and twenty-one.

Scientific notation

Scientific notation: 1.55209117748021 × 10¹⁴

Factors of 155209117748021

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 6
Sum of prime factors: 942

Divisors of 155209117748021

Number of divisors d(n): 16
Complete list of divisors:
1 61 881 3721 53741 226981 776161 3278201 47345821 199970261 683797841 2888095081 41711668301 176173799941 2544411766361 155209117748021
Sum of all divisors σ(n): 157975238531376
Sum of proper divisors (its aliquot sum) s(n): 2766120783355
155209117748021 is a deficient number, because the sum of its proper divisors (2766120783355) is less than itself. Its deficiency is 152442996964666

Bases of 155209117748021

Binary: 100011010010100101110000010101000100101100110101₂
Hexadecimal: 0x8D2970544B35
Base-36: 1J0M31BR5H

Squares and roots of 155209117748021

155209117748021 squared (155209117748021²) is 24089870232119047374449416441
155209117748021 cubed (155209117748021³) is 3738967505391511202769384223055919532613261
The square root of 155209117748021 is 12458295.1381005979
155209117748021 is a perfect cube number. Its cube root is 53741

Scales and comparisons

How big is 155209117748021?

155,209,117,748,021 seconds is equal to 4,935,169 years, 44 weeks, 1 day, 18 hours, 53 minutes, 41 seconds.
To count from 1 to 155,209,117,748,021 would take you about twelve million, three hundred thirty-seven thousand, nine hundred twenty-four 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 155209117748021 cubic inches would be around 4478.4 feet tall.

Recreational maths with 155209117748021

155209117748021 backwards is 120847711902551
The number of decimal digits it has is: 15
The sum of 155209117748021's digits is 53
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The information we have on file for 155209117748021 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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