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11740185013 = 27031434323
BaseRepresentation
bin10101110111100010…
…10000000110110101
31010022012020012012011
422323301100012311
5143020441410023
65220544524221
7563634632434
oct127361200665
933265205164
1011740185013
114a85034847
122337920671
13115139684b
147d530911b
1548aa4d50d
hex2bbc501b5

11740185013 has 4 divisors (see below), whose sum is σ = 11740646368. Its totient is φ = 11739723660.

The previous prime is 11740184983. The next prime is 11740185019. The reversal of 11740185013 is 31058104711.

It is a happy number.

11740185013 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 a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31058104711 = 157197822323.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11740185013 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 (11740185019) 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, 190131 + ... + 244192.

It is an arithmetic number, because the mean of its divisors is an integer number (2935161592).

Almost surely, 211740185013 is an apocalyptic number.

It is an amenable number.

11740185013 is a deficient number, since it is larger than the sum of its proper divisors (461355).

11740185013 is an equidigital number, since it uses as much as digits as its factorization.

11740185013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461354.

The product of its (nonzero) digits is 3360, while the sum is 31.

Adding to 11740185013 its reverse (31058104711), we get a palindrome (42798289724).

The spelling of 11740185013 in words is "eleven billion, seven hundred forty million, one hundred eighty-five thousand, thirteen".

Divisors: 1 27031 434323 11740185013