Base | Representation |
---|---|
bin | 100010010011… |
… | …000010110101 |
3 | 121220210012100 |
4 | 202103002311 |
5 | 4300202101 |
6 | 520412313 |
7 | 136264353 |
oct | 42230265 |
9 | 17823170 |
10 | 8990901 |
11 | 5090aa7 |
12 | 3017099 |
13 | 1b2a47a |
14 | 12a07d3 |
15 | bc8e86 |
hex | 8930b5 |
8990901 has 6 divisors (see below), whose sum is σ = 12986870. Its totient is φ = 5993928.
The previous prime is 8990887. The next prime is 8990929. The reversal of 8990901 is 1090998.
8990901 is digitally balanced in base 3, 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 only one way, i.e., 8259876 + 731025 = 2874^2 + 855^2 .
It is not a de Polignac number, because 8990901 - 218 = 8728757 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8990981) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 499486 + ... + 499503.
Almost surely, 28990901 is an apocalyptic number.
It is an amenable number.
8990901 is a deficient number, since it is larger than the sum of its proper divisors (3995969).
8990901 is a wasteful number, since it uses less digits than its factorization.
8990901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 998995 (or 998992 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 36.
The square root of 8990901 is about 2998.4831165107. The cubic root of 8990901 is about 207.9382598438.
The spelling of 8990901 in words is "eight million, nine hundred ninety thousand, nine hundred one".
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