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23506069 = 233073329
BaseRepresentation
bin101100110101…
…0110010010101
31122020020021011
41121222302111
522004143234
62155452221
7403540546
oct131526225
948206234
1023506069
11122a5504
127a57071
134b40222
14319c4cd
1520e4b64
hex166ac95

23506069 has 8 divisors (see below), whose sum is σ = 24615360. Its totient is φ = 22404096.

The previous prime is 23506061. The next prime is 23506123. The reversal of 23506069 is 96060532.

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

It is a cyclic number.

It is not a de Polignac number, because 23506069 - 23 = 23506061 is a prime.

It is a super-2 number, since 2×235060692 = 1105070559665522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23506069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23506061) 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 7 ways as a sum of consecutive naturals, for example, 5397 + ... + 8725.

It is an arithmetic number, because the mean of its divisors is an integer number (3076920).

Almost surely, 223506069 is an apocalyptic number.

It is an amenable number.

23506069 is a deficient number, since it is larger than the sum of its proper divisors (1109291).

23506069 is a wasteful number, since it uses less digits than its factorization.

23506069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3659.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 23506069 is about 4848.3057865609. The cubic root of 23506069 is about 286.4573712676.

The spelling of 23506069 in words is "twenty-three million, five hundred six thousand, sixty-nine".

Divisors: 1 23 307 3329 7061 76567 1022003 23506069