Base | Representation |
---|---|
bin | 11111110100101101110110 |
3 | 120200211121102 |
4 | 133310231312 |
5 | 4113424030 |
6 | 454450102 |
7 | 130623560 |
oct | 37645566 |
9 | 16624542 |
10 | 8342390 |
11 | 4788841 |
12 | 2963932 |
13 | 1961234 |
14 | 1172330 |
15 | aebc45 |
hex | 7f4b76 |
8342390 has 32 divisors (see below), whose sum is σ = 17630784. Its totient is φ = 2782080.
The previous prime is 8342381. The next prime is 8342407. The reversal of 8342390 is 932438.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 980 + ... + 4200.
It is an arithmetic number, because the mean of its divisors is an integer number (550962).
Almost surely, 28342390 is an apocalyptic number.
8342390 is an abundant number, since it is smaller than the sum of its proper divisors (9288394).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8342390 is a wasteful number, since it uses less digits than its factorization.
8342390 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3272.
The product of its (nonzero) digits is 5184, while the sum is 29.
The square root of 8342390 is about 2888.3195806559. The cubic root of 8342390 is about 202.8134858962.
The spelling of 8342390 in words is "eight million, three hundred forty-two thousand, three hundred ninety".
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