Base | Representation |
---|---|
bin | 100010010010… |
… | …000111101001 |
3 | 121220121000001 |
4 | 202102013221 |
5 | 4300041423 |
6 | 520343001 |
7 | 136250332 |
oct | 42220751 |
9 | 17817001 |
10 | 8987113 |
11 | 5089173 |
12 | 3014a61 |
13 | 1b28825 |
14 | 129d289 |
15 | bc7cad |
hex | 8921e9 |
8987113 has 2 divisors, whose sum is σ = 8987114. Its totient is φ = 8987112.
The previous prime is 8987107. The next prime is 8987137. The reversal of 8987113 is 3117898.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 7469289 + 1517824 = 2733^2 + 1232^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-8987113 is a prime.
It is not a weakly prime, because it can be changed into another prime (8987183) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4493556 + 4493557.
It is an arithmetic number, because the mean of its divisors is an integer number (4493557).
Almost surely, 28987113 is an apocalyptic number.
It is an amenable number.
8987113 is a deficient number, since it is larger than the sum of its proper divisors (1).
8987113 is an equidigital number, since it uses as much as digits as its factorization.
8987113 is an evil number, because the sum of its binary digits is even.
The product of its digits is 12096, while the sum is 37.
The square root of 8987113 is about 2997.8513972510. The cubic root of 8987113 is about 207.9090532502.
The spelling of 8987113 in words is "eight million, nine hundred eighty-seven thousand, one hundred thirteen".
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