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136014137 = 719430591
BaseRepresentation
bin10000001101101…
…10100100111001
3100110221020022122
420012312210321
5234304423022
621255131025
73241046450
oct1006664471
9313836278
10136014137
116a85a486
1239673a75
132224304c
14140c7b97
15be1a742
hex81b6939

136014137 has 4 divisors (see below), whose sum is σ = 155444736. Its totient is φ = 116583540.

The previous prime is 136014133. The next prime is 136014149. The reversal of 136014137 is 731410631.

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, and also an emirpimes, since its reverse is a distinct semiprime: 731410631 = 7104487233.

It is a cyclic number.

It is not a de Polignac number, because 136014137 - 22 = 136014133 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136014133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9715289 + ... + 9715302.

It is an arithmetic number, because the mean of its divisors is an integer number (38861184).

Almost surely, 2136014137 is an apocalyptic number.

It is an amenable number.

136014137 is a deficient number, since it is larger than the sum of its proper divisors (19430599).

136014137 is an equidigital number, since it uses as much as digits as its factorization.

136014137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19430598.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 136014137 is about 11662.5098928147. The cubic root of 136014137 is about 514.2741362436.

Adding to 136014137 its reverse (731410631), we get a palindrome (867424768).

The spelling of 136014137 in words is "one hundred thirty-six million, fourteen thousand, one hundred thirty-seven".

Divisors: 1 7 19430591 136014137