Base | Representation |
---|---|
bin | 100110001100… |
… | …101110110111 |
3 | 200211202002221 |
4 | 212030232313 |
5 | 10030413443 |
6 | 554343211 |
7 | 151054144 |
oct | 46145667 |
9 | 20752087 |
10 | 10013623 |
11 | 571a424 |
12 | 342ab07 |
13 | 20c7b29 |
14 | 14893cb |
15 | d2beed |
hex | 98cbb7 |
10013623 has 4 divisors (see below), whose sum is σ = 10019968. Its totient is φ = 10007280.
The previous prime is 10013621. The next prime is 10013639. The reversal of 10013623 is 32631001.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 32631001 = 13 ⋅2510077.
It is a cyclic number.
It is not a de Polignac number, because 10013623 - 21 = 10013621 is a prime.
It is a super-2 number, since 2×100136232 = 200545291172258, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10013597 and 10013606.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10013621) 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, 1258 + ... + 4648.
It is an arithmetic number, because the mean of its divisors is an integer number (2504992).
Almost surely, 210013623 is an apocalyptic number.
10013623 is a deficient number, since it is larger than the sum of its proper divisors (6345).
10013623 is an equidigital number, since it uses as much as digits as its factorization.
10013623 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6344.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 10013623 is about 3164.4309125023. The cubic root of 10013623 is about 215.5412574901.
Adding to 10013623 its reverse (32631001), we get a palindrome (42644624).
It can be divided in two parts, 1001 and 3623, that added together give a square (4624 = 682).
The spelling of 10013623 in words is "ten million, thirteen thousand, six hundred twenty-three".
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