Base | Representation |
---|---|
bin | 111111100000110… |
… | …1111101110101011 |
3 | 12111112011100111210 |
4 | 1333001233232223 |
5 | 13331034222300 |
6 | 551250124203 |
7 | 103545411225 |
oct | 17701575653 |
9 | 5445140453 |
10 | 2131164075 |
11 | 9a3a94127 |
12 | 4b5880663 |
13 | 27c6ac941 |
14 | 16307d415 |
15 | c7171050 |
hex | 7f06fbab |
2131164075 has 24 divisors (see below), whose sum is σ = 3583252800. Its totient is φ = 1117353760.
The previous prime is 2131164059. The next prime is 2131164083. The reversal of 2131164075 is 5704611312.
It is not a de Polignac number, because 2131164075 - 24 = 2131164059 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 236385 + ... + 245234.
It is an arithmetic number, because the mean of its divisors is an integer number (149302200).
Almost surely, 22131164075 is an apocalyptic number.
2131164075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
2131164075 is a deficient number, since it is larger than the sum of its proper divisors (1452088725).
2131164075 is a wasteful number, since it uses less digits than its factorization.
2131164075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 481691 (or 481686 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 30.
The square root of 2131164075 is about 46164.5326522429. The cubic root of 2131164075 is about 1286.8826990194.
Adding to 2131164075 its reverse (5704611312), we get a palindrome (7835775387).
The spelling of 2131164075 in words is "two billion, one hundred thirty-one million, one hundred sixty-four thousand, seventy-five".
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