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23235029 = 26718699
BaseRepresentation
bin101100010100…
…0100111010101
31121201110110122
41120220213111
521422010104
62150001325
7401331416
oct130504725
947643418
1023235029
111212a904
127946245
134a76a4c
14312b80d
15208e6be
hex16289d5

23235029 has 4 divisors (see below), whose sum is σ = 23246400. Its totient is φ = 23223660.

The previous prime is 23235019. The next prime is 23235053. The reversal of 23235029 is 92053232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 23235029 - 24 = 23235013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23234989 and 23235007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23235019) 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, 1679 + ... + 7020.

It is an arithmetic number, because the mean of its divisors is an integer number (5811600).

Almost surely, 223235029 is an apocalyptic number.

It is an amenable number.

23235029 is a deficient number, since it is larger than the sum of its proper divisors (11371).

23235029 is an equidigital number, since it uses as much as digits as its factorization.

23235029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11370.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 23235029 is about 4820.2727101275. The cubic root of 23235029 is about 285.3520999620.

The spelling of 23235029 in words is "twenty-three million, two hundred thirty-five thousand, twenty-nine".

Divisors: 1 2671 8699 23235029