Base | Representation |
---|---|
bin | 1010100011011… |
… | …01111100100101 |
3 | 20011120211022202 |
4 | 11101231330211 |
5 | 140130440400 |
6 | 12441304245 |
7 | 2123333033 |
oct | 521557445 |
9 | 204524282 |
10 | 88530725 |
11 | 45a78498 |
12 | 25795085 |
13 | 1545925a |
14 | ba87553 |
15 | 7b8b4d5 |
hex | 546df25 |
88530725 has 6 divisors (see below), whose sum is σ = 109778130. Its totient is φ = 70824560.
The previous prime is 88530721. The next prime is 88530733. The reversal of 88530725 is 52703588.
It can be written as a sum of positive squares in 3 ways, for example, as 1444 + 88529281 = 38^2 + 9409^2 .
It is not a de Polignac number, because 88530725 - 22 = 88530721 is a prime.
It is a nialpdrome in base 14.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88530721) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1770590 + ... + 1770639.
It is an arithmetic number, because the mean of its divisors is an integer number (18296355).
Almost surely, 288530725 is an apocalyptic number.
It is an amenable number.
88530725 is a deficient number, since it is larger than the sum of its proper divisors (21247405).
88530725 is a wasteful number, since it uses less digits than its factorization.
88530725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3541239 (or 3541234 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 38.
The square root of 88530725 is about 9409.0767347280. The cubic root of 88530725 is about 445.6884097238.
It can be divided in two parts, 885 and 30725, that multiplied together give a triangular number (27191625 = T7374).
The spelling of 88530725 in words is "eighty-eight million, five hundred thirty thousand, seven hundred twenty-five".
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