Base | Representation |
---|---|
bin | 11100000011110… |
… | …000100001011111 |
3 | 1012210210102210122 |
4 | 130003300201133 |
5 | 1431002402411 |
6 | 114413425155 |
7 | 14444166623 |
oct | 3403604137 |
9 | 1183712718 |
10 | 470747231 |
11 | 2217a73a9 |
12 | 11179b1bb |
13 | 766b2276 |
14 | 4673d183 |
15 | 2b4da9db |
hex | 1c0f085f |
470747231 has 2 divisors, whose sum is σ = 470747232. Its totient is φ = 470747230.
The previous prime is 470747213. The next prime is 470747239. The reversal of 470747231 is 132747074.
It is a happy number.
Together with previous prime (470747213) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 470747231 - 222 = 466552927 is a prime.
It is a super-2 number, since 2×4707472312 = 443205910988334722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 470747191 and 470747200.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (470747239) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235373615 + 235373616.
It is an arithmetic number, because the mean of its divisors is an integer number (235373616).
Almost surely, 2470747231 is an apocalyptic number.
470747231 is a deficient number, since it is larger than the sum of its proper divisors (1).
470747231 is an equidigital number, since it uses as much as digits as its factorization.
470747231 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 32928, while the sum is 35.
The square root of 470747231 is about 21696.7101423234. The cubic root of 470747231 is about 777.9098274654.
The spelling of 470747231 in words is "four hundred seventy million, seven hundred forty-seven thousand, two hundred thirty-one".
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