Base | Representation |
---|---|
bin | 10000001011111111… |
… | …00111110101100101 |
3 | 211102122201002100021 |
4 | 20011333213311211 |
5 | 120244231431132 |
6 | 3554203315141 |
7 | 425234010352 |
oct | 100577476545 |
9 | 24378632307 |
10 | 8690498917 |
11 | 375a618511 |
12 | 182651bab1 |
13 | a86606a69 |
14 | 5c628b629 |
15 | 35ce42997 |
hex | 205fe7d65 |
8690498917 has 4 divisors (see below), whose sum is σ = 9068346720. Its totient is φ = 8312651116.
The previous prime is 8690498911. The next prime is 8690498941. The reversal of 8690498917 is 7198940968.
8690498917 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 8690498917 - 23 = 8690498909 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 (8690498911) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188923867 + ... + 188923912.
It is an arithmetic number, because the mean of its divisors is an integer number (2267086680).
Almost surely, 28690498917 is an apocalyptic number.
It is an amenable number.
8690498917 is a deficient number, since it is larger than the sum of its proper divisors (377847803).
8690498917 is a wasteful number, since it uses less digits than its factorization.
8690498917 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 377847802.
The product of its (nonzero) digits is 7838208, while the sum is 61.
The square root of 8690498917 is about 93222.8454671922. The cubic root of 8690498917 is about 2055.9611471920.
The spelling of 8690498917 in words is "eight billion, six hundred ninety million, four hundred ninety-eight thousand, nine hundred seventeen".
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