Base | Representation |
---|---|
bin | 1100100110000… |
… | …1011101111001 |
3 | 10200101221102112 |
4 | 3021201131321 |
5 | 102010444100 |
6 | 5124142105 |
7 | 1211013365 |
oct | 311413571 |
9 | 120357375 |
10 | 52828025 |
11 | 27902528 |
12 | 15837935 |
13 | ac386b3 |
14 | 70322a5 |
15 | 4987b35 |
hex | 3261779 |
52828025 has 12 divisors (see below), whose sum is σ = 65611500. Its totient is φ = 42194880.
The previous prime is 52828019. The next prime is 52828057. The reversal of 52828025 is 52082825.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 1175056 + 51652969 = 1084^2 + 7187^2 .
It is not a de Polignac number, because 52828025 - 214 = 52811641 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 52827982 and 52828000.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19451 + ... + 21999.
It is an arithmetic number, because the mean of its divisors is an integer number (5467625).
Almost surely, 252828025 is an apocalyptic number.
It is an amenable number.
52828025 is a deficient number, since it is larger than the sum of its proper divisors (12783475).
52828025 is a wasteful number, since it uses less digits than its factorization.
52828025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3388 (or 3383 counting only the distinct ones).
The product of its (nonzero) digits is 12800, while the sum is 32.
The square root of 52828025 is about 7268.2890008585. The cubic root of 52828025 is about 375.2218539082.
The spelling of 52828025 in words is "fifty-two million, eight hundred twenty-eight thousand, twenty-five".
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