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23269038097 = 145631597819
BaseRepresentation
bin10101101010111100…
…010101100000010001
32020001122210121110211
4111222330111200101
5340123333204342
614404544124121
71452425363134
oct255274254021
966048717424
1023269038097
1199608467a8
124614906641
13226aa391c6
1411aa52221b
15912c54c17
hex56af15811

23269038097 has 4 divisors (see below), whose sum is σ = 23270650480. Its totient is φ = 23267425716.

The previous prime is 23269038071. The next prime is 23269038113. The reversal of 23269038097 is 79083096232.

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 a de Polignac number, because none of the positive numbers 2k-23269038097 is a prime.

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 23269038097.

It is not an unprimeable number, because it can be changed into a prime (23269032097) 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, 784347 + ... + 813472.

It is an arithmetic number, because the mean of its divisors is an integer number (5817662620).

Almost surely, 223269038097 is an apocalyptic number.

It is an amenable number.

23269038097 is a deficient number, since it is larger than the sum of its proper divisors (1612383).

23269038097 is a wasteful number, since it uses less digits than its factorization.

23269038097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1612382.

The product of its (nonzero) digits is 979776, while the sum is 49.

The spelling of 23269038097 in words is "twenty-three billion, two hundred sixty-nine million, thirty-eight thousand, ninety-seven".

Divisors: 1 14563 1597819 23269038097