Base | Representation |
---|---|
bin | 1100101000010… |
… | …0000110110001 |
3 | 10200200011001100 |
4 | 3022010012301 |
5 | 102030014110 |
6 | 5131155013 |
7 | 1212144132 |
oct | 312040661 |
9 | 120604040 |
10 | 52969905 |
11 | 2799a08a |
12 | 158a5a69 |
13 | ac88151 |
14 | 706bc89 |
15 | 49b4bc0 |
hex | 32841b1 |
52969905 has 48 divisors (see below), whose sum is σ = 95022720. Its totient is φ = 27283200.
The previous prime is 52969871. The next prime is 52969927. The reversal of 52969905 is 50996925.
It is not a de Polignac number, because 52969905 - 211 = 52967857 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 188365 + ... + 188645.
It is an arithmetic number, because the mean of its divisors is an integer number (1979640).
Almost surely, 252969905 is an apocalyptic number.
It is an amenable number.
52969905 is a deficient number, since it is larger than the sum of its proper divisors (42052815).
52969905 is a wasteful number, since it uses less digits than its factorization.
52969905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 422 (or 419 counting only the distinct ones).
The product of its (nonzero) digits is 218700, while the sum is 45.
The square root of 52969905 is about 7278.0426626944. The cubic root of 52969905 is about 375.5574642124.
The spelling of 52969905 in words is "fifty-two million, nine hundred sixty-nine thousand, nine hundred five".
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