Base | Representation |
---|---|
bin | 101010111000… |
… | …000111011101 |
3 | 210011001020122 |
4 | 222320013131 |
5 | 10334134101 |
6 | 1040524325 |
7 | 164352251 |
oct | 52700735 |
9 | 23131218 |
10 | 11239901 |
11 | 6387782 |
12 | 39206a5 |
13 | 243703a |
14 | 16c8261 |
15 | ec051b |
hex | ab81dd |
11239901 has 4 divisors (see below), whose sum is σ = 11269632. Its totient is φ = 11210172.
The previous prime is 11239867. The next prime is 11239903. The reversal of 11239901 is 10993211.
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 a de Polignac number, because none of the positive numbers 2k-11239901 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11239903) 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, 14291 + ... + 15056.
It is an arithmetic number, because the mean of its divisors is an integer number (2817408).
Almost surely, 211239901 is an apocalyptic number.
It is an amenable number.
11239901 is a deficient number, since it is larger than the sum of its proper divisors (29731).
11239901 is an equidigital number, since it uses as much as digits as its factorization.
11239901 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29730.
The product of its (nonzero) digits is 486, while the sum is 26.
The square root of 11239901 is about 3352.5961582034. The cubic root of 11239901 is about 224.0031688008.
The spelling of 11239901 in words is "eleven million, two hundred thirty-nine thousand, nine hundred one".
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