Base | Representation |
---|---|
bin | 1011010011000… |
… | …1110011001100 |
3 | 10022011122201111 |
4 | 2310301303030 |
5 | 44112434100 |
6 | 4411421404 |
7 | 1113543655 |
oct | 264616314 |
9 | 108148644 |
10 | 47389900 |
11 | 24828808 |
12 | 13a54864 |
13 | 9a8337c |
14 | 641852c |
15 | 42616ba |
hex | 2d31ccc |
47389900 has 18 divisors (see below), whose sum is σ = 102836300. Its totient is φ = 18955920.
The previous prime is 47389879. The next prime is 47389943. The reversal of 47389900 is 998374.
47389900 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 236850 + ... + 237049.
Almost surely, 247389900 is an apocalyptic number.
It is an amenable number.
47389900 is an abundant number, since it is smaller than the sum of its proper divisors (55446400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47389900 is a wasteful number, since it uses less digits than its factorization.
47389900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 473913 (or 473906 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 40.
The square root of 47389900 is about 6884.0322486171. The cubic root of 47389900 is about 361.8777911297.
The spelling of 47389900 in words is "forty-seven million, three hundred eighty-nine thousand, nine hundred".
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