Base | Representation |
---|---|
bin | 11110110100110101010101 |
3 | 120012112200010 |
4 | 132310311111 |
5 | 4032040400 |
6 | 445110433 |
7 | 125453652 |
oct | 36646525 |
9 | 16175603 |
10 | 8080725 |
11 | 461a194 |
12 | 2858419 |
13 | 189c0c3 |
14 | 1104c29 |
15 | a99450 |
hex | 7b4d55 |
8080725 has 24 divisors (see below), whose sum is σ = 13462432. Its totient is φ = 4276800.
The previous prime is 8080693. The next prime is 8080727. The reversal of 8080725 is 5270808.
It is not a de Polignac number, because 8080725 - 25 = 8080693 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 8080692 and 8080701.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8080727) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11895 + ... + 12555.
Almost surely, 28080725 is an apocalyptic number.
It is an amenable number.
8080725 is a deficient number, since it is larger than the sum of its proper divisors (5381707).
8080725 is a wasteful number, since it uses less digits than its factorization.
8080725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 837 (or 832 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 30.
The square root of 8080725 is about 2842.6616049048. The cubic root of 8080725 is about 200.6704582505.
The spelling of 8080725 in words is "eight million, eighty thousand, seven hundred twenty-five".
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