Base | Representation |
---|---|
bin | 100010001110… |
… | …011100111010 |
3 | 121212211101122 |
4 | 202032130322 |
5 | 4244101330 |
6 | 520145242 |
7 | 136155461 |
oct | 42163472 |
9 | 17784348 |
10 | 8972090 |
11 | 5078956 |
12 | 3008222 |
13 | 1b21a3a |
14 | 12979d8 |
15 | bc35e5 |
hex | 88e73a |
8972090 has 32 divisors (see below), whose sum is σ = 17321040. Its totient is φ = 3334144.
The previous prime is 8972083. The next prime is 8972101. The reversal of 8972090 is 902798.
8972090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 4206601 + 4765489 = 2051^2 + 2183^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 8972090.
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, 14834 + ... + 15426.
Almost surely, 28972090 is an apocalyptic number.
8972090 is a deficient number, since it is larger than the sum of its proper divisors (8348950).
8972090 is a wasteful number, since it uses less digits than its factorization.
8972090 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 706.
The product of its (nonzero) digits is 9072, while the sum is 35.
The square root of 8972090 is about 2995.3447213969. The cubic root of 8972090 is about 207.7931406203.
The spelling of 8972090 in words is "eight million, nine hundred seventy-two thousand, ninety".
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