Base | Representation |
---|---|
bin | 1110011010010010101 |
3 | 212222202101 |
4 | 1303102111 |
5 | 110102323 |
6 | 14042101 |
7 | 4004500 |
oct | 1632225 |
9 | 788671 |
10 | 472213 |
11 | 2a2865 |
12 | 1a9331 |
13 | 136c21 |
14 | c4137 |
15 | 94dad |
hex | 73495 |
472213 has 12 divisors (see below), whose sum is σ = 574560. Its totient is φ = 386232.
The previous prime is 472193. The next prime is 472247. The reversal of 472213 is 312274.
It is not a de Polignac number, because 472213 - 213 = 464021 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (472253) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 918 + ... + 1336.
It is an arithmetic number, because the mean of its divisors is an integer number (47880).
2472213 is an apocalyptic number.
It is an amenable number.
472213 is a deficient number, since it is larger than the sum of its proper divisors (102347).
472213 is a wasteful number, since it uses less digits than its factorization.
472213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 456 (or 449 counting only the distinct ones).
The product of its digits is 336, while the sum is 19.
The square root of 472213 is about 687.1775607512. The cubic root of 472213 is about 77.8716385369.
Adding to 472213 its reverse (312274), we get a palindrome (784487).
The spelling of 472213 in words is "four hundred seventy-two thousand, two hundred thirteen".
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