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14906795237 = 99689149533
BaseRepresentation
bin11011110001000001…
…11010010011100101
31102110212202122210022
431320200322103211
5221012114421422
610503104204525
71035255445265
oct157040722345
942425678708
1014906795237
11635a551994
122a80309745
1315374444c9
14a15ac17a5
155c3a53342
hex37883a4e5

14906795237 has 4 divisors (see below), whose sum is σ = 14907044460. Its totient is φ = 14906546016.

The previous prime is 14906795231. The next prime is 14906795261. The reversal of 14906795237 is 73259760941.

14906795237 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: 73259760941 = 107684670663.

It can be written as a sum of positive squares in 2 ways, for example, as 8331855841 + 6574939396 = 91279^2 + 81086^2 .

It is a cyclic number.

It is not a de Polignac number, because 14906795237 - 24 = 14906795221 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 (14906795231) 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, 24923 + ... + 174455.

It is an arithmetic number, because the mean of its divisors is an integer number (3726761115).

It is a Poulet number, since it divides 214906795236-1.

Almost surely, 214906795237 is an apocalyptic number.

14906795237 is the 99689-th pentagonal number.

It is an amenable number.

14906795237 is a deficient number, since it is larger than the sum of its proper divisors (249223).

14906795237 is an equidigital number, since it uses as much as digits as its factorization.

14906795237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249222.

The product of its (nonzero) digits is 2857680, while the sum is 53.

The spelling of 14906795237 in words is "fourteen billion, nine hundred six million, seven hundred ninety-five thousand, two hundred thirty-seven".

Divisors: 1 99689 149533 14906795237