Base | Representation |
---|---|
bin | 1011010001000… |
… | …0111111101010 |
3 | 10021220211101211 |
4 | 2310100333222 |
5 | 44044134110 |
6 | 4404503334 |
7 | 1112444140 |
oct | 264207752 |
9 | 107824354 |
10 | 47255530 |
11 | 24746863 |
12 | 139aab4a |
13 | 9a3716a |
14 | 63c1590 |
15 | 423698a |
hex | 2d10fea |
47255530 has 16 divisors (see below), whose sum is σ = 97211520. Its totient is φ = 16201872.
The previous prime is 47255513. The next prime is 47255531. The reversal of 47255530 is 3555274.
It is a junction number, because it is equal to n+sod(n) for n = 47255492 and 47255501.
It is not an unprimeable number, because it can be changed into a prime (47255531) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337470 + ... + 337609.
It is an arithmetic number, because the mean of its divisors is an integer number (6075720).
Almost surely, 247255530 is an apocalyptic number.
47255530 is an abundant number, since it is smaller than the sum of its proper divisors (49955990).
47255530 is a wasteful number, since it uses less digits than its factorization.
47255530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 675093.
The product of its (nonzero) digits is 21000, while the sum is 31.
The square root of 47255530 is about 6874.2657789760. The cubic root of 47255530 is about 361.5354428716.
The spelling of 47255530 in words is "forty-seven million, two hundred fifty-five thousand, five hundred thirty".
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