Base | Representation |
---|---|
bin | 1100011101001… |
… | …1010000110001 |
3 | 10122022100102111 |
4 | 3013103100301 |
5 | 101333324203 |
6 | 5103445321 |
7 | 1203036253 |
oct | 307232061 |
9 | 118270374 |
10 | 52245553 |
11 | 27544948 |
12 | 155b6841 |
13 | aa93539 |
14 | 6d1dcd3 |
15 | 48c026d |
hex | 31d3431 |
52245553 has 4 divisors (see below), whose sum is σ = 52724980. Its totient is φ = 51766128.
The previous prime is 52245541. The next prime is 52245569. The reversal of 52245553 is 35554225.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 32638369 + 19607184 = 5713^2 + 4428^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-52245553 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52245593) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239550 + ... + 239767.
It is an arithmetic number, because the mean of its divisors is an integer number (13181245).
Almost surely, 252245553 is an apocalyptic number.
It is an amenable number.
52245553 is a deficient number, since it is larger than the sum of its proper divisors (479427).
52245553 is a wasteful number, since it uses less digits than its factorization.
52245553 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 479426.
The product of its digits is 30000, while the sum is 31.
The square root of 52245553 is about 7228.1085354330. The cubic root of 52245553 is about 373.8377121016.
Adding to 52245553 its reverse (35554225), we get a palindrome (87799778).
The spelling of 52245553 in words is "fifty-two million, two hundred forty-five thousand, five hundred fifty-three".
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