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5135215115 = 51027043023
BaseRepresentation
bin1001100100001010…
…10010101000001011
3111020212210221211102
410302011102220023
541004103340430
62205321252015
7241153415432
oct46205225013
914225727742
105135215115
1121a5771138
12bb393400b
1363ab82034
1436a01c119
15200c65345
hex132152a0b

5135215115 has 4 divisors (see below), whose sum is σ = 6162258144. Its totient is φ = 4108172088.

The previous prime is 5135215093. The next prime is 5135215123. The reversal of 5135215115 is 5115125315.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5115125315 = 51023025063.

It is a cyclic number.

It is not a de Polignac number, because 5135215115 - 232 = 840247819 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 513521507 + ... + 513521516.

It is an arithmetic number, because the mean of its divisors is an integer number (1540564536).

Almost surely, 25135215115 is an apocalyptic number.

5135215115 is a deficient number, since it is larger than the sum of its proper divisors (1027043029).

5135215115 is a wasteful number, since it uses less digits than its factorization.

5135215115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027043028.

The product of its digits is 3750, while the sum is 29.

The square root of 5135215115 is about 71660.4152583559. The cubic root of 5135215115 is about 1725.2533538119.

The spelling of 5135215115 in words is "five billion, one hundred thirty-five million, two hundred fifteen thousand, one hundred fifteen".

Divisors: 1 5 1027043023 5135215115