Base | Representation |
---|---|
bin | 101100000101… |
… | …0111101000101 |
3 | 1121111021211002 |
4 | 1120022331011 |
5 | 21404113131 |
6 | 2143223045 |
7 | 400314263 |
oct | 130127505 |
9 | 47437732 |
10 | 23113541 |
11 | 12057600 |
12 | 78a7a85 |
13 | 4a33669 |
14 | 30d9433 |
15 | 20686cb |
hex | 160af45 |
23113541 has 6 divisors (see below), whose sum is σ = 25405926. Its totient is φ = 21012200.
The previous prime is 23113529. The next prime is 23113543. The reversal of 23113541 is 14531132.
It can be written as a sum of positive squares in only one way, i.e., 18028516 + 5085025 = 4246^2 + 2255^2 .
It is not a de Polignac number, because 23113541 - 222 = 18919237 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23113543) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 95390 + ... + 95631.
It is an arithmetic number, because the mean of its divisors is an integer number (4234321).
Almost surely, 223113541 is an apocalyptic number.
It is an amenable number.
23113541 is a deficient number, since it is larger than the sum of its proper divisors (2292385).
23113541 is a wasteful number, since it uses less digits than its factorization.
23113541 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191043 (or 191032 counting only the distinct ones).
The product of its digits is 360, while the sum is 20.
The square root of 23113541 is about 4807.6544176968. The cubic root of 23113541 is about 284.8538945382.
Adding to 23113541 its reverse (14531132), we get a palindrome (37644673).
The spelling of 23113541 in words is "twenty-three million, one hundred thirteen thousand, five hundred forty-one".
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