Base | Representation |
---|---|
bin | 1011010000111… |
… | …0011100111001 |
3 | 10021220022010000 |
4 | 2310032130321 |
5 | 44043320423 |
6 | 4404343213 |
7 | 1112401566 |
oct | 264163471 |
9 | 107808100 |
10 | 47245113 |
11 | 24739a53 |
12 | 139a4b09 |
13 | 9a324b6 |
14 | 63bb86d |
15 | 4233843 |
hex | 2d0e739 |
47245113 has 10 divisors (see below), whose sum is σ = 70576154. Its totient is φ = 31496688.
The previous prime is 47245109. The next prime is 47245123. The reversal of 47245113 is 31154274.
It can be written as a sum of positive squares in only one way, i.e., 36036009 + 11209104 = 6003^2 + 3348^2 .
It is not a de Polignac number, because 47245113 - 22 = 47245109 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47245123) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 291556 + ... + 291717.
Almost surely, 247245113 is an apocalyptic number.
It is an amenable number.
47245113 is a deficient number, since it is larger than the sum of its proper divisors (23331041).
47245113 is an equidigital number, since it uses as much as digits as its factorization.
47245113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 583285 (or 583276 counting only the distinct ones).
The product of its digits is 3360, while the sum is 27.
The square root of 47245113 is about 6873.5080562985. The cubic root of 47245113 is about 361.5088753180.
Adding to 47245113 its reverse (31154274), we get a palindrome (78399387).
The spelling of 47245113 in words is "forty-seven million, two hundred forty-five thousand, one hundred thirteen".
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