Base | Representation |
---|---|
bin | 1011010100101… |
… | …0111100101010 |
3 | 10022100220000112 |
4 | 2311022330222 |
5 | 44124233111 |
6 | 4413534322 |
7 | 1114453166 |
oct | 265127452 |
9 | 108326015 |
10 | 47492906 |
11 | 2489913a |
12 | 13aa43a2 |
13 | 9abb216 |
14 | 6443ca6 |
15 | 4281e8b |
hex | 2d4af2a |
47492906 has 8 divisors (see below), whose sum is σ = 71535684. Its totient is φ = 23647680.
The previous prime is 47492903. The next prime is 47492909. The reversal of 47492906 is 60929474.
It is an interprime number because it is at equal distance from previous prime (47492903) and next prime (47492909).
It can be written as a sum of positive squares in 2 ways, for example, as 44342281 + 3150625 = 6659^2 + 1775^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×474929062 = 4511152240649672, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (47492903) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48785 + ... + 49748.
Almost surely, 247492906 is an apocalyptic number.
47492906 is a deficient number, since it is larger than the sum of its proper divisors (24042778).
47492906 is a wasteful number, since it uses less digits than its factorization.
47492906 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98776.
The product of its (nonzero) digits is 108864, while the sum is 41.
The square root of 47492906 is about 6891.5097039763. The cubic root of 47492906 is about 362.1397921686.
The spelling of 47492906 in words is "forty-seven million, four hundred ninety-two thousand, nine hundred six".
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