Base | Representation |
---|---|
bin | 100010011000… |
… | …101010111101 |
3 | 121221221210222 |
4 | 202120222331 |
5 | 4301421244 |
6 | 521111125 |
7 | 136421510 |
oct | 42305275 |
9 | 17857728 |
10 | 9013949 |
11 | 50a734a |
12 | 30284a5 |
13 | 1b37ac9 |
14 | 12a8d77 |
15 | bd0bee |
hex | 898abd |
9013949 has 4 divisors (see below), whose sum is σ = 10301664. Its totient is φ = 7726236.
The previous prime is 9013937. The next prime is 9013957. The reversal of 9013949 is 9493109.
9013949 is nontrivially palindromic in base 6.
9013949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 de Polignac number, because none of the positive numbers 2k-9013949 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 (9013969) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643847 + ... + 643860.
It is an arithmetic number, because the mean of its divisors is an integer number (2575416).
Almost surely, 29013949 is an apocalyptic number.
It is an amenable number.
9013949 is a deficient number, since it is larger than the sum of its proper divisors (1287715).
9013949 is a wasteful number, since it uses less digits than its factorization.
9013949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1287714.
The product of its (nonzero) digits is 8748, while the sum is 35.
The square root of 9013949 is about 3002.3239332224. The cubic root of 9013949 is about 208.1157901277.
The spelling of 9013949 in words is "nine million, thirteen thousand, nine hundred forty-nine".
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