Base | Representation |
---|---|
bin | 1011010010100… |
… | …0101010101010 |
3 | 10022002202101221 |
4 | 2310220222222 |
5 | 44110234430 |
6 | 4410532254 |
7 | 1113326623 |
oct | 264505252 |
9 | 108082357 |
10 | 47352490 |
11 | 24802699 |
12 | 13a3708a |
13 | 9a6c333 |
14 | 6408a4a |
15 | 425557a |
hex | 2d28aaa |
47352490 has 16 divisors (see below), whose sum is σ = 86114952. Its totient is φ = 18745344.
The previous prime is 47352467. The next prime is 47352491. The reversal of 47352490 is 9425374.
It can be written as a sum of positive squares in 4 ways, for example, as 34586161 + 12766329 = 5881^2 + 3573^2 .
It is not an unprimeable number, because it can be changed into a prime (47352491) 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, 23439 + ... + 25378.
Almost surely, 247352490 is an apocalyptic number.
47352490 is a deficient number, since it is larger than the sum of its proper divisors (38762462).
47352490 is a wasteful number, since it uses less digits than its factorization.
47352490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48921.
The product of its (nonzero) digits is 30240, while the sum is 34.
The square root of 47352490 is about 6881.3145546472. The cubic root of 47352490 is about 361.7825429015.
It can be divided in two parts, 4735 and 2490, that added together give a square (7225 = 852).
The spelling of 47352490 in words is "forty-seven million, three hundred fifty-two thousand, four hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •