Base | Representation |
---|---|
bin | 1010110100000… |
… | …0010011000011 |
3 | 10011100010102120 |
4 | 2231000103003 |
5 | 43102232011 |
6 | 4300015323 |
7 | 1060325646 |
oct | 255002303 |
9 | 104303376 |
10 | 45352131 |
11 | 23666800 |
12 | 13231543 |
13 | 951b9a6 |
14 | 6047a5d |
15 | 3eaca06 |
hex | 2b404c3 |
45352131 has 24 divisors (see below), whose sum is σ = 67178832. Its totient is φ = 27192000.
The previous prime is 45352127. The next prime is 45352147. The reversal of 45352131 is 13125354.
It is not a de Polignac number, because 45352131 - 22 = 45352127 is a prime.
It is a super-2 number, since 2×453521312 = 4113631572482322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (45352171) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36045 + ... + 37281.
It is an arithmetic number, because the mean of its divisors is an integer number (2799118).
Almost surely, 245352131 is an apocalyptic number.
45352131 is a deficient number, since it is larger than the sum of its proper divisors (21826701).
45352131 is a wasteful number, since it uses less digits than its factorization.
45352131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1363 (or 1352 counting only the distinct ones).
The product of its digits is 1800, while the sum is 24.
The square root of 45352131 is about 6734.3990823235. The cubic root of 45352131 is about 356.6146930799.
Adding to 45352131 its reverse (13125354), we get a palindrome (58477485).
It can be divided in two parts, 4535 and 2131, that added together give a palindrome (6666).
The spelling of 45352131 in words is "forty-five million, three hundred fifty-two thousand, one hundred thirty-one".
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