Base | Representation |
---|---|
bin | 11100010011010… |
… | …000101101001101 |
3 | 1020002102220112111 |
4 | 130103100231031 |
5 | 1433022424323 |
6 | 115040504021 |
7 | 14523554152 |
oct | 3423205515 |
9 | 1202386474 |
10 | 474811213 |
11 | 224022768 |
12 | 11301b011 |
13 | 774a5ca6 |
14 | 470ba229 |
15 | 2ba3ec0d |
hex | 1c4d0b4d |
474811213 has 2 divisors, whose sum is σ = 474811214. Its totient is φ = 474811212.
The previous prime is 474811193. The next prime is 474811231. The reversal of 474811213 is 312118474.
Together with next prime (474811231) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 381147529 + 93663684 = 19523^2 + 9678^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-474811213 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (474811243) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237405606 + 237405607.
It is an arithmetic number, because the mean of its divisors is an integer number (237405607).
Almost surely, 2474811213 is an apocalyptic number.
It is an amenable number.
474811213 is a deficient number, since it is larger than the sum of its proper divisors (1).
474811213 is an equidigital number, since it uses as much as digits as its factorization.
474811213 is an evil number, because the sum of its binary digits is even.
The product of its digits is 5376, while the sum is 31.
The square root of 474811213 is about 21790.1632164608. The cubic root of 474811213 is about 780.1419931065.
Adding to 474811213 its reverse (312118474), we get a palindrome (786929687).
The spelling of 474811213 in words is "four hundred seventy-four million, eight hundred eleven thousand, two hundred thirteen".
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