Base | Representation |
---|---|
bin | 100001010010… |
… | …011000001001 |
3 | 121102022212010 |
4 | 201102120021 |
5 | 4213213100 |
6 | 511010133 |
7 | 134112210 |
oct | 41223011 |
9 | 17368763 |
10 | 8726025 |
11 | 4a1aaa0 |
12 | 2b09949 |
13 | 1a66a39 |
14 | 1232077 |
15 | b75750 |
hex | 852609 |
8726025 has 48 divisors (see below), whose sum is σ = 17998848. Its totient is φ = 3624000.
The previous prime is 8726021. The next prime is 8726027. The reversal of 8726025 is 5206278.
It is not a de Polignac number, because 8726025 - 22 = 8726021 is a prime.
It is a super-2 number, since 2×87260252 = 152287024601250, which contains 22 as substring.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 8725983 and 8726001.
It is not an unprimeable number, because it can be changed into a prime (8726021) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5020 + ... + 6530.
It is an arithmetic number, because the mean of its divisors is an integer number (374976).
Almost surely, 28726025 is an apocalyptic number.
It is an amenable number.
8726025 is an abundant number, since it is smaller than the sum of its proper divisors (9272823).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8726025 is a wasteful number, since it uses less digits than its factorization.
8726025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1542 (or 1537 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 8726025 is about 2953.9845971162. The cubic root of 8726025 is about 205.8758874720.
The spelling of 8726025 in words is "eight million, seven hundred twenty-six thousand, twenty-five".
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