Base | Representation |
---|---|
bin | 1110011011111… |
… | …11111001001111 |
3 | 22102220000211002 |
4 | 13031333321033 |
5 | 222001010340 |
6 | 20003450515 |
7 | 3000263441 |
oct | 715777117 |
9 | 272800732 |
10 | 121110095 |
11 | 623aa897 |
12 | 34686a3b |
13 | 1c1252a2 |
14 | 12128491 |
15 | a974715 |
hex | 737fe4f |
121110095 has 4 divisors (see below), whose sum is σ = 145332120. Its totient is φ = 96888072.
The previous prime is 121110089. The next prime is 121110109. The reversal of 121110095 is 590011121.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 590011121 = 7 ⋅84287303.
It is a cyclic number.
It is not a de Polignac number, because 121110095 - 24 = 121110079 is a prime.
It is a super-2 number, since 2×1211100952 = 29335310221818050, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12111005 + ... + 12111014.
It is an arithmetic number, because the mean of its divisors is an integer number (36333030).
Almost surely, 2121110095 is an apocalyptic number.
121110095 is a deficient number, since it is larger than the sum of its proper divisors (24222025).
121110095 is an equidigital number, since it uses as much as digits as its factorization.
121110095 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24222024.
The product of its (nonzero) digits is 90, while the sum is 20.
The square root of 121110095 is about 11005.0031803721. The cubic root of 121110095 is about 494.7587097315.
The spelling of 121110095 in words is "one hundred twenty-one million, one hundred ten thousand, ninety-five".
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