Base | Representation |
---|---|
bin | 1001000101000011101101 |
3 | 11110220202122 |
4 | 21011003231 |
5 | 1102130023 |
6 | 123002325 |
7 | 26141546 |
oct | 11050355 |
9 | 4426678 |
10 | 2380013 |
11 | 1386159 |
12 | 9693a5 |
13 | 6543bc |
14 | 45d4cd |
15 | 3202c8 |
hex | 2450ed |
2380013 has 2 divisors, whose sum is σ = 2380014. Its totient is φ = 2380012.
The previous prime is 2380003. The next prime is 2380031. The reversal of 2380013 is 3100832.
Together with next prime (2380031) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1582564 + 797449 = 1258^2 + 893^2 .
It is a cyclic number.
It is not a de Polignac number, because 2380013 - 28 = 2379757 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2379973 and 2380000.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2380003) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1190006 + 1190007.
It is an arithmetic number, because the mean of its divisors is an integer number (1190007).
22380013 is an apocalyptic number.
It is an amenable number.
2380013 is a deficient number, since it is larger than the sum of its proper divisors (1).
2380013 is an equidigital number, since it uses as much as digits as its factorization.
2380013 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 2380013 is about 1542.7290753726. The cubic root of 2380013 is about 133.5138880285.
Adding to 2380013 its reverse (3100832), we get a palindrome (5480845).
The spelling of 2380013 in words is "two million, three hundred eighty thousand, thirteen".
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