Base | Representation |
---|---|
bin | 1111101001111… |
… | …01110100111010 |
3 | 100011010000100212 |
4 | 13310331310322 |
5 | 232104401432 |
6 | 21010431122 |
7 | 3153150266 |
oct | 764756472 |
9 | 304100325 |
10 | 131325242 |
11 | 68147664 |
12 | 37b924a2 |
13 | 21290a59 |
14 | 136270a6 |
15 | b7e12b2 |
hex | 7d3dd3a |
131325242 has 8 divisors (see below), whose sum is σ = 197812800. Its totient is φ = 65387644.
The previous prime is 131325223. The next prime is 131325251. The reversal of 131325242 is 242523131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136892 + ... + 137847.
It is an arithmetic number, because the mean of its divisors is an integer number (24726600).
Almost surely, 2131325242 is an apocalyptic number.
131325242 is a deficient number, since it is larger than the sum of its proper divisors (66487558).
131325242 is a wasteful number, since it uses less digits than its factorization.
131325242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 274980.
The product of its digits is 1440, while the sum is 23.
The square root of 131325242 is about 11459.7225969916. The cubic root of 131325242 is about 508.2952718494.
Adding to 131325242 its reverse (242523131), we get a palindrome (373848373).
The spelling of 131325242 in words is "one hundred thirty-one million, three hundred twenty-five thousand, two hundred forty-two".
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