Base | Representation |
---|---|
bin | 100110010011… |
… | …101111101001 |
3 | 200220012111201 |
4 | 212103233221 |
5 | 10032323340 |
6 | 555124201 |
7 | 151233655 |
oct | 46235751 |
9 | 20805451 |
10 | 10042345 |
11 | 5739a65 |
12 | 3443661 |
13 | 2107c21 |
14 | 1495a65 |
15 | d3579a |
hex | 993be9 |
10042345 has 4 divisors (see below), whose sum is σ = 12050820. Its totient is φ = 8033872.
The previous prime is 10042343. The next prime is 10042379. The reversal of 10042345 is 54324001.
10042345 is digitally balanced in base 3, 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.
It can be written as a sum of positive squares in 2 ways, for example, as 4857616 + 5184729 = 2204^2 + 2277^2 .
It is a cyclic number.
It is not a de Polignac number, because 10042345 - 21 = 10042343 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10042343) 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, 1004230 + ... + 1004239.
It is an arithmetic number, because the mean of its divisors is an integer number (3012705).
Almost surely, 210042345 is an apocalyptic number.
It is an amenable number.
10042345 is a deficient number, since it is larger than the sum of its proper divisors (2008475).
10042345 is an equidigital number, since it uses as much as digits as its factorization.
10042345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2008474.
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 10042345 is about 3168.9659196653. The cubic root of 10042345 is about 215.7471392316.
Adding to 10042345 its reverse (54324001), we get a palindrome (64366346).
The spelling of 10042345 in words is "ten million, forty-two thousand, three hundred forty-five".
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