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23130068079 = 37710022693
BaseRepresentation
bin10101100010101010…
…001101010001101111
32012200222022012110010
4111202222031101233
5334332244134304
614343101344303
71446120222546
oct254252152157
965628265403
1023130068079
11989a358548
124596268093
132247ccc921
141195ca915d
15905953789
hex562a8d46f

23130068079 has 4 divisors (see below), whose sum is σ = 30840090776. Its totient is φ = 15420045384.

The previous prime is 23130068069. The next prime is 23130068083. The reversal of 23130068079 is 97086003132.

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

It is not a de Polignac number, because 23130068079 - 29 = 23130067567 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 (23130068069) 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, 3855011344 + ... + 3855011349.

It is an arithmetic number, because the mean of its divisors is an integer number (7710022694).

Almost surely, 223130068079 is an apocalyptic number.

23130068079 is a deficient number, since it is larger than the sum of its proper divisors (7710022697).

23130068079 is an equidigital number, since it uses as much as digits as its factorization.

23130068079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7710022696.

The product of its (nonzero) digits is 54432, while the sum is 39.

The spelling of 23130068079 in words is "twenty-three billion, one hundred thirty million, sixty-eight thousand, seventy-nine".

Divisors: 1 3 7710022693 23130068079