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13353023 = 103129641
BaseRepresentation
bin110010111100…
…000000111111
3221010101220102
4302330000333
511404244043
61154111315
7221333045
oct62740077
927111812
1013353023
1175a0362
12457b53b
1329c6ac8
141ab8395
15128b6b8
hexcbc03f

13353023 has 4 divisors (see below), whose sum is σ = 13482768. Its totient is φ = 13223280.

The previous prime is 13353019. The next prime is 13353047. The reversal of 13353023 is 32035331.

13353023 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32035331 = 53336007.

It is a cyclic number.

It is not a de Polignac number, because 13353023 - 22 = 13353019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13352986 and 13353004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13353013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64718 + ... + 64923.

It is an arithmetic number, because the mean of its divisors is an integer number (3370692).

Almost surely, 213353023 is an apocalyptic number.

13353023 is a deficient number, since it is larger than the sum of its proper divisors (129745).

13353023 is a wasteful number, since it uses less digits than its factorization.

13353023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129744.

The product of its (nonzero) digits is 810, while the sum is 20.

The square root of 13353023 is about 3654.1788407247. The cubic root of 13353023 is about 237.2428862962.

Adding to 13353023 its reverse (32035331), we get a palindrome (45388354).

The spelling of 13353023 in words is "thirteen million, three hundred fifty-three thousand, twenty-three".

Divisors: 1 103 129641 13353023