Base | Representation |
---|---|
bin | 1100100011000… |
… | …1010001100111 |
3 | 10200000220122122 |
4 | 3020301101213 |
5 | 101433140011 |
6 | 5120020155 |
7 | 1206232034 |
oct | 310612147 |
9 | 120026578 |
10 | 52630631 |
11 | 27788199 |
12 | 1576165b |
13 | ab998b1 |
14 | 6dc038b |
15 | 49493db |
hex | 3231467 |
52630631 has 8 divisors (see below), whose sum is σ = 53399424. Its totient is φ = 51867000.
The previous prime is 52630609. The next prime is 52630649. The reversal of 52630631 is 13603625.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 52630631 - 210 = 52629607 is a prime.
It is a super-2 number, since 2×526306312 = 5539966638916322, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 52630631.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52630651) 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, 22256 + ... + 24506.
It is an arithmetic number, because the mean of its divisors is an integer number (6674928).
Almost surely, 252630631 is an apocalyptic number.
52630631 is a deficient number, since it is larger than the sum of its proper divisors (768793).
52630631 is a wasteful number, since it uses less digits than its factorization.
52630631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2581.
The product of its (nonzero) digits is 3240, while the sum is 26.
The square root of 52630631 is about 7254.6971680422. The cubic root of 52630631 is about 374.7539268596.
The spelling of 52630631 in words is "fifty-two million, six hundred thirty thousand, six hundred thirty-one".
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