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23143414111 = 79292954609
BaseRepresentation
bin10101100011011101…
…000111100101011111
32012201220102020202121
4111203131013211133
5334344203222421
614344255403411
71446341526346
oct254335074537
965656366677
1023143414111
1198a6943624
12459a823567
13224a9c349c
141197980b5d
15906bdcd41
hex56374795f

23143414111 has 4 divisors (see below), whose sum is σ = 23436368800. Its totient is φ = 22850459424.

The previous prime is 23143414081. The next prime is 23143414121. The reversal of 23143414111 is 11141434132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23143414111 - 217 = 23143283039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23143414121) 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, 146477226 + ... + 146477383.

It is an arithmetic number, because the mean of its divisors is an integer number (5859092200).

Almost surely, 223143414111 is an apocalyptic number.

23143414111 is a deficient number, since it is larger than the sum of its proper divisors (292954689).

23143414111 is an equidigital number, since it uses as much as digits as its factorization.

23143414111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292954688.

The product of its digits is 1152, while the sum is 25.

Adding to 23143414111 its reverse (11141434132), we get a palindrome (34284848243).

The spelling of 23143414111 in words is "twenty-three billion, one hundred forty-three million, four hundred fourteen thousand, one hundred eleven".

Divisors: 1 79 292954609 23143414111