Base | Representation |
---|---|
bin | 1100011100101… |
… | …1110001100001 |
3 | 10122020210100111 |
4 | 3013023301201 |
5 | 101331334011 |
6 | 5103051321 |
7 | 1202550655 |
oct | 307136141 |
9 | 118223314 |
10 | 52214881 |
11 | 275238a4 |
12 | 155a0b41 |
13 | aa825a4 |
14 | 6d12a65 |
15 | 48b6121 |
hex | 31cbc61 |
52214881 has 8 divisors (see below), whose sum is σ = 55357184. Its totient is φ = 49163760.
The previous prime is 52214849. The next prime is 52214893. The reversal of 52214881 is 18841225.
52214881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 52214881 - 25 = 52214849 is a prime.
It is a super-2 number, since 2×522148812 = 5452787595688322, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52214821) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 21615 + ... + 23908.
It is an arithmetic number, because the mean of its divisors is an integer number (6919648).
Almost surely, 252214881 is an apocalyptic number.
It is an amenable number.
52214881 is a deficient number, since it is larger than the sum of its proper divisors (3142303).
52214881 is a wasteful number, since it uses less digits than its factorization.
52214881 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45591.
The product of its digits is 5120, while the sum is 31.
The square root of 52214881 is about 7225.9865070452. The cubic root of 52214881 is about 373.7645409942.
The spelling of 52214881 in words is "fifty-two million, two hundred fourteen thousand, eight hundred eighty-one".
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