Base | Representation |
---|---|
bin | 1100111101100… |
… | …01011100001101 |
3 | 21120121001200200 |
4 | 12132301130031 |
5 | 210313331000 |
6 | 14442244113 |
7 | 2460122310 |
oct | 636613415 |
9 | 246531620 |
10 | 108730125 |
11 | 56414609 |
12 | 304b6639 |
13 | 196ac36a |
14 | 10624977 |
15 | 982b500 |
hex | 67b170d |
108730125 has 48 divisors (see below), whose sum is σ = 224020992. Its totient is φ = 49701600.
The previous prime is 108730123. The next prime is 108730157. The reversal of 108730125 is 521037801.
It is not a de Polignac number, because 108730125 - 21 = 108730123 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (108730123) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 972 + ... + 14778.
It is an arithmetic number, because the mean of its divisors is an integer number (4667104).
Almost surely, 2108730125 is an apocalyptic number.
108730125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
108730125 is an abundant number, since it is smaller than the sum of its proper divisors (115290867).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108730125 is a wasteful number, since it uses less digits than its factorization.
108730125 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13835 (or 13822 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 27.
The square root of 108730125 is about 10427.3738304522. The cubic root of 108730125 is about 477.2910555732.
Adding to 108730125 its reverse (521037801), we get a palindrome (629767926).
The spelling of 108730125 in words is "one hundred eight million, seven hundred thirty thousand, one hundred twenty-five".
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