Base | Representation |
---|---|
bin | 1100100111101… |
… | …0011000011000 |
3 | 10200121010102001 |
4 | 3021322120120 |
5 | 102022230242 |
6 | 5130250344 |
7 | 1211620036 |
oct | 311723030 |
9 | 120533361 |
10 | 52930072 |
11 | 27972168 |
12 | 158869b4 |
13 | ac72c90 |
14 | 705b556 |
15 | 49a7eb7 |
hex | 327a618 |
52930072 has 16 divisors (see below), whose sum is σ = 106878240. Its totient is φ = 24429216.
The previous prime is 52930043. The next prime is 52930099. The reversal of 52930072 is 27003925.
It is a self number, because there is not a number n which added to its sum of digits gives 52930072.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254368 + ... + 254575.
It is an arithmetic number, because the mean of its divisors is an integer number (6679890).
Almost surely, 252930072 is an apocalyptic number.
52930072 is a gapful number since it is divisible by the number (52) formed by its first and last digit.
It is an amenable number.
52930072 is an abundant number, since it is smaller than the sum of its proper divisors (53948168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52930072 is a wasteful number, since it uses less digits than its factorization.
52930072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 508962 (or 508958 counting only the distinct ones).
The product of its (nonzero) digits is 3780, while the sum is 28.
The square root of 52930072 is about 7275.3056293189. The cubic root of 52930072 is about 375.4633017386.
Adding to 52930072 its reverse (27003925), we get a palindrome (79933997).
The spelling of 52930072 in words is "fifty-two million, nine hundred thirty thousand, seventy-two".
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