Base | Representation |
---|---|
bin | 1110001101000… |
… | …10010011100011 |
3 | 22022012122102002 |
4 | 13012202103203 |
5 | 221000411031 |
6 | 15453514215 |
7 | 2644535303 |
oct | 706422343 |
9 | 268178362 |
10 | 119153891 |
11 | 6129409a |
12 | 33aa296b |
13 | 1b8bba7c |
14 | 11b79603 |
15 | a6d9ccb |
hex | 71a24e3 |
119153891 has 4 divisors (see below), whose sum is σ = 119304192. Its totient is φ = 119003592.
The previous prime is 119153873. The next prime is 119153893. The reversal of 119153891 is 198351911.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 198351911 = 2473 ⋅80207.
It is a cyclic number.
It is not a de Polignac number, because 119153891 - 214 = 119137507 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (119153893) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73955 + ... + 75548.
It is an arithmetic number, because the mean of its divisors is an integer number (29826048).
Almost surely, 2119153891 is an apocalyptic number.
119153891 is a deficient number, since it is larger than the sum of its proper divisors (150301).
119153891 is an equidigital number, since it uses as much as digits as its factorization.
119153891 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 150300.
The product of its digits is 9720, while the sum is 38.
The square root of 119153891 is about 10915.7634181032. The cubic root of 119153891 is about 492.0804104918.
The spelling of 119153891 in words is "one hundred nineteen million, one hundred fifty-three thousand, eight hundred ninety-one".
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