Base | Representation |
---|---|
bin | 1100100000010… |
… | …1101011101000 |
3 | 10122200211201100 |
4 | 3020011223220 |
5 | 101411431242 |
6 | 5112121400 |
7 | 1204556331 |
oct | 310055350 |
9 | 118624640 |
10 | 52452072 |
11 | 27676022 |
12 | 15696260 |
13 | ab3653a |
14 | 6d75288 |
15 | 491154c |
hex | 3205ae8 |
52452072 has 48 divisors (see below), whose sum is σ = 150417540. Its totient is φ = 16455168.
The previous prime is 52452019. The next prime is 52452077. The reversal of 52452072 is 27025425.
It can be written as a sum of positive squares in 2 ways, for example, as 39012516 + 13439556 = 6246^2 + 3666^2 .
It is not an unprimeable number, because it can be changed into a prime (52452077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20203 + ... + 22650.
Almost surely, 252452072 is an apocalyptic number.
It is an amenable number.
52452072 is an abundant number, since it is smaller than the sum of its proper divisors (97965468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52452072 is a wasteful number, since it uses less digits than its factorization.
52452072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42882 (or 42875 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 27.
The square root of 52452072 is about 7242.3802717063. The cubic root of 52452072 is about 374.3296396929.
Adding to 52452072 its reverse (27025425), we get a palindrome (79477497).
The spelling of 52452072 in words is "fifty-two million, four hundred fifty-two thousand, seventy-two".
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