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23104715429 = 89779257351
BaseRepresentation
bin10101100001001001…
…011111101010100101
32012122012121011011002
4111201021133222211
5334304301343204
614340354123045
71445361561245
oct254111375245
965565534132
1023104715429
119887011744
124589880485
132242994063
141192789b25
159035e691e
hex56125faa5

23104715429 has 4 divisors (see below), whose sum is σ = 23105062560. Its totient is φ = 23104368300.

The previous prime is 23104715393. The next prime is 23104715441. The reversal of 23104715429 is 92451740132.

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.

It is a cyclic number.

It is not a de Polignac number, because 23104715429 - 28 = 23104715173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23104715392 and 23104715401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23104711429) 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, 38897 + ... + 218454.

It is an arithmetic number, because the mean of its divisors is an integer number (5776265640).

Almost surely, 223104715429 is an apocalyptic number.

It is an amenable number.

23104715429 is a deficient number, since it is larger than the sum of its proper divisors (347131).

23104715429 is an equidigital number, since it uses as much as digits as its factorization.

23104715429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347130.

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 23104715429 in words is "twenty-three billion, one hundred four million, seven hundred fifteen thousand, four hundred twenty-nine".

Divisors: 1 89779 257351 23104715429