Base | Representation |
---|---|
bin | 100001100010… |
… | …001001100001 |
3 | 121112121110201 |
4 | 201202021201 |
5 | 4222300000 |
6 | 512225201 |
7 | 134501434 |
oct | 41421141 |
9 | 17477421 |
10 | 8790625 |
11 | 4a64588 |
12 | 2b3b201 |
13 | 1a8a26c |
14 | 124b81b |
15 | b8996a |
hex | 862261 |
8790625 has 24 divisors (see below), whose sum is σ = 11483640. Its totient is φ = 6720000.
The previous prime is 8790599. The next prime is 8790647. The reversal of 8790625 is 5260978.
It can be written as a sum of positive squares in 12 ways, for example, as 8785296 + 5329 = 2964^2 + 73^2 .
It is not a de Polignac number, because 8790625 - 215 = 8757857 is a prime.
8790625 is a lucky number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90577 + ... + 90673.
It is an arithmetic number, because the mean of its divisors is an integer number (478485).
Almost surely, 28790625 is an apocalyptic number.
8790625 is the 2097-th centered square number.
It is an amenable number.
8790625 is a deficient number, since it is larger than the sum of its proper divisors (2693015).
8790625 is an frugal number, since it uses more digits than its factorization.
8790625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151 (or 131 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 37.
The square root of 8790625 is about 2964.8988178351. The cubic root of 8790625 is about 206.3826816915.
The spelling of 8790625 in words is "eight million, seven hundred ninety thousand, six hundred twenty-five".
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