Base | Representation |
---|---|
bin | 100001010110100… |
… | …1110100000111111 |
3 | 2212222212211012011 |
4 | 1002231032200333 |
5 | 4243000332231 |
6 | 303015152051 |
7 | 36506431243 |
oct | 10255164077 |
9 | 2788784164 |
10 | 1119152191 |
11 | 524806673 |
12 | 272975627 |
13 | 14ab28241 |
14 | a88c6423 |
15 | 683ba9b1 |
hex | 42b4e83f |
1119152191 has 2 divisors, whose sum is σ = 1119152192. Its totient is φ = 1119152190.
The previous prime is 1119152161. The next prime is 1119152219. The reversal of 1119152191 is 1912519111.
It is a strong prime.
It is an emirp because it is prime and its reverse (1912519111) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1119152191 - 27 = 1119152063 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1119152161) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559576095 + 559576096.
It is an arithmetic number, because the mean of its divisors is an integer number (559576096).
Almost surely, 21119152191 is an apocalyptic number.
1119152191 is a deficient number, since it is larger than the sum of its proper divisors (1).
1119152191 is an equidigital number, since it uses as much as digits as its factorization.
1119152191 is an evil number, because the sum of its binary digits is even.
The product of its digits is 810, while the sum is 31.
The square root of 1119152191 is about 33453.7320937440. The cubic root of 1119152191 is about 1038.2367159362.
The spelling of 1119152191 in words is "one billion, one hundred nineteen million, one hundred fifty-two thousand, one hundred ninety-one".
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