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11480115139 = 66117367799
BaseRepresentation
bin10101011000100010…
…01010011111000011
31002122001212021101121
422230101022133003
5142002402141024
65135054413111
7554326240303
oct125421123703
932561767347
1011480115139
114961253469
122284801197
13110c53984c
147ac96b603
15472cca8e4
hex2ac44a7c3

11480115139 has 4 divisors (see below), whose sum is σ = 11497483600. Its totient is φ = 11462746680.

The previous prime is 11480115137. The next prime is 11480115167. The reversal of 11480115139 is 93151108411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11480115139 - 21 = 11480115137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11480115133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8683239 + ... + 8684560.

It is an arithmetic number, because the mean of its divisors is an integer number (2874370900).

Almost surely, 211480115139 is an apocalyptic number.

11480115139 is a deficient number, since it is larger than the sum of its proper divisors (17368461).

11480115139 is an equidigital number, since it uses as much as digits as its factorization.

11480115139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17368460.

The product of its (nonzero) digits is 4320, while the sum is 34.

The spelling of 11480115139 in words is "eleven billion, four hundred eighty million, one hundred fifteen thousand, one hundred thirty-nine".

Divisors: 1 661 17367799 11480115139