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10800013 = 74793221
BaseRepresentation
bin101001001100…
…101110001101
3202022200211111
4221030232031
510231100023
61023252021
7160540630
oct51145615
922280744
1010800013
116107234
12374a011
132311a53
141611c17
15e3500d
hexa4cb8d

10800013 has 8 divisors (see below), whose sum is σ = 12372480. Its totient is φ = 9234960.

The previous prime is 10800007. The next prime is 10800017. The reversal of 10800013 is 31000801.

10800013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-10800013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10799966 and 10800002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10800017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1743 + ... + 4963.

It is an arithmetic number, because the mean of its divisors is an integer number (1546560).

Almost surely, 210800013 is an apocalyptic number.

It is an amenable number.

10800013 is a deficient number, since it is larger than the sum of its proper divisors (1572467).

10800013 is an equidigital number, since it uses as much as digits as its factorization.

10800013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3707.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 10800013 is about 3286.3373229174. The cubic root of 10800013 is about 221.0419786080.

Adding to 10800013 its reverse (31000801), we get a palindrome (41800814).

The spelling of 10800013 in words is "ten million, eight hundred thousand, thirteen".

Divisors: 1 7 479 3221 3353 22547 1542859 10800013