Base | Representation |
---|---|
bin | 111101111100… |
… | …1101110001010 |
3 | 2021010011101002 |
4 | 1323321232022 |
5 | 31303331023 |
6 | 3120055002 |
7 | 543035165 |
oct | 173715612 |
9 | 67104332 |
10 | 32480138 |
11 | 17374899 |
12 | aa64462 |
13 | 6962b22 |
14 | 4456adc |
15 | 2cb8b28 |
hex | 1ef9b8a |
32480138 has 4 divisors (see below), whose sum is σ = 48720210. Its totient is φ = 16240068.
The previous prime is 32480131. The next prime is 32480167. The reversal of 32480138 is 83108423.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83108423 = 3793 ⋅21911.
It can be written as a sum of positive squares in only one way, i.e., 26245129 + 6235009 = 5123^2 + 2497^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 32480138.
It is not an unprimeable number, because it can be changed into a prime (32480131) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8120033 + ... + 8120036.
Almost surely, 232480138 is an apocalyptic number.
32480138 is a deficient number, since it is larger than the sum of its proper divisors (16240072).
32480138 is a wasteful number, since it uses less digits than its factorization.
32480138 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16240071.
The product of its (nonzero) digits is 4608, while the sum is 29.
The square root of 32480138 is about 5699.1348466237. The cubic root of 32480138 is about 319.0601917975.
The spelling of 32480138 in words is "thirty-two million, four hundred eighty thousand, one hundred thirty-eight".
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