Base | Representation |
---|---|
bin | 1100110111100000… |
… | …11000010000110101 |
3 | 122211102211202110210 |
4 | 12123300120100311 |
5 | 103121434234234 |
6 | 3101252540033 |
7 | 333122014626 |
oct | 63360302065 |
9 | 18742752423 |
10 | 6908118069 |
11 | 2a254a8396 |
12 | 1409621619 |
13 | 861275538 |
14 | 49767da4d |
15 | 2a6719be9 |
hex | 19bc18435 |
6908118069 has 4 divisors (see below), whose sum is σ = 9210824096. Its totient is φ = 4605412044.
The previous prime is 6908118067. The next prime is 6908118071. The reversal of 6908118069 is 9608118096.
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 an interprime number because it is at equal distance from previous prime (6908118067) and next prime (6908118071).
It is not a de Polignac number, because 6908118069 - 21 = 6908118067 is a prime.
It is a super-2 number, since 2×69081180692 = 95444190510488577522, which contains 22 as substring.
6908118069 is a strobogrammatic number because it is the same when read upside-down.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6908118067) 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, 1151353009 + ... + 1151353014.
It is an arithmetic number, because the mean of its divisors is an integer number (2302706024).
Almost surely, 26908118069 is an apocalyptic number.
It is an amenable number.
6908118069 is a deficient number, since it is larger than the sum of its proper divisors (2302706027).
6908118069 is a wasteful number, since it uses less digits than its factorization.
6908118069 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2302706026.
The product of its (nonzero) digits is 186624, while the sum is 48.
The square root of 6908118069 is about 83115.0892979127. The cubic root of 6908118069 is about 1904.5245878642.
The spelling of 6908118069 in words is "six billion, nine hundred eight million, one hundred eighteen thousand, sixty-nine".
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