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12023060717 = 26944695393
BaseRepresentation
bin10110011001010000…
…10101100011101101
31011000220111202201002
423030220111203231
5144110400420332
65305011530045
7603641221103
oct131450254355
934026452632
1012023060717
11510a782518
1223b65b9925
131197b7a115
14820b01c73
154a57c8562
hex2cca158ed

12023060717 has 4 divisors (see below), whose sum is σ = 12067756380. Its totient is φ = 11978365056.

The previous prime is 12023060701. The next prime is 12023060737. The reversal of 12023060717 is 71706032021.

12023060717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 71706032021 = 135515848617.

It can be written as a sum of positive squares in 2 ways, for example, as 6834163561 + 5188897156 = 82669^2 + 72034^2 .

It is a cyclic number.

It is not a de Polignac number, because 12023060717 - 24 = 12023060701 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 12023060717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12023060737) 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 3 ways as a sum of consecutive naturals, for example, 22347428 + ... + 22347965.

It is an arithmetic number, because the mean of its divisors is an integer number (3016939095).

Almost surely, 212023060717 is an apocalyptic number.

It is an amenable number.

12023060717 is a deficient number, since it is larger than the sum of its proper divisors (44695663).

12023060717 is an equidigital number, since it uses as much as digits as its factorization.

12023060717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44695662.

The product of its (nonzero) digits is 3528, while the sum is 29.

Adding to 12023060717 its reverse (71706032021), we get a palindrome (83729092738).

The spelling of 12023060717 in words is "twelve billion, twenty-three million, sixty thousand, seven hundred seventeen".

Divisors: 1 269 44695393 12023060717