Base | Representation |
---|---|
bin | 1100100011011… |
… | …0101001111001 |
3 | 10200002000212201 |
4 | 3020312221321 |
5 | 101434341130 |
6 | 5120310201 |
7 | 1206353212 |
oct | 310665171 |
9 | 120060781 |
10 | 52652665 |
11 | 277a27aa |
12 | 15772361 |
13 | aba6930 |
14 | 6dc8409 |
15 | 4950bca |
hex | 3236a79 |
52652665 has 16 divisors (see below), whose sum is σ = 69885648. Its totient is φ = 37829376.
The previous prime is 52652657. The next prime is 52652693. The reversal of 52652665 is 56625625.
It can be written as a sum of positive squares in 8 ways, for example, as 466489 + 52186176 = 683^2 + 7224^2 .
It is not a de Polignac number, because 52652665 - 23 = 52652657 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8542 + ... + 13351.
It is an arithmetic number, because the mean of its divisors is an integer number (4367853).
Almost surely, 252652665 is an apocalyptic number.
It is an amenable number.
52652665 is a deficient number, since it is larger than the sum of its proper divisors (17232983).
52652665 is a wasteful number, since it uses less digits than its factorization.
52652665 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21948.
The product of its digits is 108000, while the sum is 37.
The square root of 52652665 is about 7256.2156114603. The cubic root of 52652665 is about 374.8062169159.
The spelling of 52652665 in words is "fifty-two million, six hundred fifty-two thousand, six hundred sixty-five".
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