Search a number
BaseRepresentation
bin10100101111111
3112120110
42211333
5314443
6121103
742654
oct24577
915513
1010623
117a88
126193
134ab2
143c2b
153233
hex297f

10623 has 4 divisors (see below), whose sum is σ = 14168. Its totient is φ = 7080.

The previous prime is 10613. The next prime is 10627. The reversal of 10623 is 32601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32601 = 310867.

It is not a de Polignac number, because 10623 - 24 = 10607 is a prime.

It is a super-2 number, since 2×106232 = 225696258, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 8.

It is a zygodrome in base 4.

It is a junction number, because it is equal to n+sod(n) for n = 10599 and 10608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10627) 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, 1768 + ... + 1773.

It is an arithmetic number, because the mean of its divisors is an integer number (3542).

10623 is a deficient number, since it is larger than the sum of its proper divisors (3545).

10623 is an equidigital number, since it uses as much as digits as its factorization.

10623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3544.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 10623 is about 103.0679387589. The cubic root of 10623 is about 21.9827688767.

The spelling of 10623 in words is "ten thousand, six hundred twenty-three".

Divisors: 1 3 3541 10623