Base | Representation |
---|---|
bin | 101010011100… |
… | …010010111101 |
3 | 202221020221012 |
4 | 222130102331 |
5 | 10322012244 |
6 | 1034245005 |
7 | 163366112 |
oct | 52342275 |
9 | 22836835 |
10 | 11125949 |
11 | 630a0aa |
12 | 3886765 |
13 | 23c7203 |
14 | 1698909 |
15 | e9b89e |
hex | a9c4bd |
11125949 has 4 divisors (see below), whose sum is σ = 11384736. Its totient is φ = 10867164.
The previous prime is 11125943. The next prime is 11125991. The reversal of 11125949 is 94952111.
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 a cyclic number.
It is not a de Polignac number, because 11125949 - 212 = 11121853 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11125943) 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, 129329 + ... + 129414.
It is an arithmetic number, because the mean of its divisors is an integer number (2846184).
Almost surely, 211125949 is an apocalyptic number.
It is an amenable number.
11125949 is a deficient number, since it is larger than the sum of its proper divisors (258787).
11125949 is an equidigital number, since it uses as much as digits as its factorization.
11125949 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 258786.
The product of its digits is 3240, while the sum is 32.
The square root of 11125949 is about 3335.5582741124. The cubic root of 11125949 is about 223.2436022288.
The spelling of 11125949 in words is "eleven million, one hundred twenty-five thousand, nine hundred forty-nine".
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