Base | Representation |
---|---|
bin | 11000101010100101… |
… | …11001110100100111 |
3 | 1021011212111101101201 |
4 | 30111102321310213 |
5 | 204104444210410 |
6 | 10030001503331 |
7 | 646103443303 |
oct | 142522716447 |
9 | 37155441351 |
10 | 13242178855 |
11 | 5685956a74 |
12 | 2696941b47 |
13 | 13306064b9 |
14 | 8d89aad03 |
15 | 52783d83a |
hex | 3154b9d27 |
13242178855 has 8 divisors (see below), whose sum is σ = 15893059392. Its totient is φ = 10592113248.
The previous prime is 13242178847. The next prime is 13242178871. The reversal of 13242178855 is 55887124231.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13242178855 - 23 = 13242178847 is a prime.
It is a super-2 number, since 2×132421788552 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167392 + ... + 233461.
It is an arithmetic number, because the mean of its divisors is an integer number (1986632424).
Almost surely, 213242178855 is an apocalyptic number.
13242178855 is a deficient number, since it is larger than the sum of its proper divisors (2650880537).
13242178855 is an equidigital number, since it uses as much as digits as its factorization.
13242178855 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 407465.
The product of its digits is 537600, while the sum is 46.
The spelling of 13242178855 in words is "thirteen billion, two hundred forty-two million, one hundred seventy-eight thousand, eight hundred fifty-five".
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