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23006808007 = 31261392467
BaseRepresentation
bin10101011011010100…
…000000011111000111
32012101101100221102021
4111123110000133013
5334104220324012
614322535424011
71443062433001
oct253324003707
965341327367
1023006808007
11983681a417
124560b25007
132228603b81
141183781371
158e9c07007
hex55b5007c7

23006808007 has 12 divisors (see below), whose sum is σ = 24162684888. Its totient is φ = 21899602800.

The previous prime is 23006807983. The next prime is 23006808047. The reversal of 23006808007 is 70080860032.

It is a happy number.

It is not a de Polignac number, because 23006808007 - 223 = 22998419399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23006808047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137613 + ... + 254854.

It is an arithmetic number, because the mean of its divisors is an integer number (2013557074).

Almost surely, 223006808007 is an apocalyptic number.

23006808007 is a deficient number, since it is larger than the sum of its proper divisors (1155876881).

23006808007 is an equidigital number, since it uses as much as digits as its factorization.

23006808007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392590 (or 392559 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 23006808007 in words is "twenty-three billion, six million, eight hundred eight thousand, seven".

Divisors: 1 31 61 961 1891 58621 392467 12166477 23940487 377160787 742155097 23006808007