Base | Representation |
---|---|
bin | 10000111011101001… |
… | …11111110110001010 |
3 | 212110112010111001000 |
4 | 20131310333312022 |
5 | 122104113214413 |
6 | 4102010035430 |
7 | 441160562166 |
oct | 103564776612 |
9 | 25415114030 |
10 | 9090366858 |
11 | 3945303191 |
12 | 1918418b76 |
13 | b1b400201 |
14 | 623419ca6 |
15 | 3830cc073 |
hex | 21dd3fd8a |
9090366858 has 16 divisors (see below), whose sum is σ = 20200815360. Its totient is φ = 3030122268.
The previous prime is 9090366853. The next prime is 9090366869. The reversal of 9090366858 is 8586630909.
It is a super-2 number, since 2×90903668582 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 168340127 = 9090366858 / (9 + 0 + 9 + 0 + 3 + 6 + 6 + 8 + 5 + 8).
It is not an unprimeable number, because it can be changed into a prime (9090366853) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84170010 + ... + 84170117.
It is an arithmetic number, because the mean of its divisors is an integer number (1262550960).
Almost surely, 29090366858 is an apocalyptic number.
9090366858 is an abundant number, since it is smaller than the sum of its proper divisors (11110448502).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9090366858 is a wasteful number, since it uses less digits than its factorization.
9090366858 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 168340138 (or 168340132 counting only the distinct ones).
The product of its (nonzero) digits is 2799360, while the sum is 54.
The square root of 9090366858 is about 95343.4153887934. The cubic root of 9090366858 is about 2087.0225268557.
The spelling of 9090366858 in words is "nine billion, ninety million, three hundred sixty-six thousand, eight hundred fifty-eight".
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