Base | Representation |
---|---|
bin | 101100101110… |
… | …1110101010101 |
3 | 1122010112111010 |
4 | 1121131311111 |
5 | 22000444023 |
6 | 2154402433 |
7 | 403230063 |
oct | 131356525 |
9 | 48115433 |
10 | 23453013 |
11 | 12269661 |
12 | 7a30419 |
13 | 4b2202c |
14 | 3187033 |
15 | 20d4093 |
hex | 165dd55 |
23453013 has 16 divisors (see below), whose sum is σ = 33488640. Its totient is φ = 14547456.
The previous prime is 23452999. The next prime is 23453021. The reversal of 23453013 is 31035432.
It is not a de Polignac number, because 23453013 - 25 = 23452981 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23453033) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1956 + ... + 7122.
It is an arithmetic number, because the mean of its divisors is an integer number (2093040).
Almost surely, 223453013 is an apocalyptic number.
It is an amenable number.
23453013 is a deficient number, since it is larger than the sum of its proper divisors (10035627).
23453013 is a wasteful number, since it uses less digits than its factorization.
23453013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5276.
The product of its (nonzero) digits is 1080, while the sum is 21.
The square root of 23453013 is about 4842.8310934824. The cubic root of 23453013 is about 286.2416860981.
Adding to 23453013 its reverse (31035432), we get a palindrome (54488445).
The spelling of 23453013 in words is "twenty-three million, four hundred fifty-three thousand, thirteen".
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