Base | Representation |
---|---|
bin | 1011010111000… |
… | …1011101010010 |
3 | 10022122220101121 |
4 | 2311301131102 |
5 | 44144310032 |
6 | 4421152454 |
7 | 1116011104 |
oct | 265613522 |
9 | 108586347 |
10 | 47650642 |
11 | 249966a6 |
12 | 13b5b72a |
13 | 9b44c60 |
14 | 6485574 |
15 | 42b3a97 |
hex | 2d71752 |
47650642 has 16 divisors (see below), whose sum is σ = 78281280. Its totient is φ = 21619152.
The previous prime is 47650607. The next prime is 47650649. The reversal of 47650642 is 24605674.
It is a junction number, because it is equal to n+sod(n) for n = 47650598 and 47650607.
It is not an unprimeable number, because it can be changed into a prime (47650649) 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, 13998 + ... + 17065.
It is an arithmetic number, because the mean of its divisors is an integer number (4892580).
Almost surely, 247650642 is an apocalyptic number.
47650642 is a deficient number, since it is larger than the sum of its proper divisors (30630638).
47650642 is a wasteful number, since it uses less digits than its factorization.
47650642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31137.
The product of its (nonzero) digits is 40320, while the sum is 34.
The square root of 47650642 is about 6902.9444442209. The cubic root of 47650642 is about 362.5402685349.
The spelling of 47650642 in words is "forty-seven million, six hundred fifty thousand, six hundred forty-two".
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