Base | Representation |
---|---|
bin | 1011001101001… |
… | …0110011000111 |
3 | 10021102212221110 |
4 | 2303102303013 |
5 | 44013011100 |
6 | 4355220103 |
7 | 1110333333 |
oct | 263226307 |
9 | 107385843 |
10 | 47000775 |
11 | 24592418 |
12 | 138a7633 |
13 | 9978213 |
14 | 63567c3 |
15 | 41d6250 |
hex | 2cd2cc7 |
47000775 has 24 divisors (see below), whose sum is σ = 81800320. Its totient is φ = 23747040.
The previous prime is 47000773. The next prime is 47000777. The reversal of 47000775 is 57700074.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (47000773) and next prime (47000777).
It is not a de Polignac number, because 47000775 - 21 = 47000773 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47000773) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15067 + ... + 17916.
Almost surely, 247000775 is an apocalyptic number.
47000775 is a deficient number, since it is larger than the sum of its proper divisors (34799545).
47000775 is a wasteful number, since it uses less digits than its factorization.
47000775 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33015 (or 33010 counting only the distinct ones).
The product of its (nonzero) digits is 6860, while the sum is 30.
The square root of 47000775 is about 6855.7111228522. The cubic root of 47000775 is about 360.8845915776.
The spelling of 47000775 in words is "forty-seven million, seven hundred seventy-five", and thus it is an aban number.
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