Base | Representation |
---|---|
bin | 110010101100… |
… | …111001110111 |
3 | 221000020222222 |
4 | 302230321313 |
5 | 11400304002 |
6 | 1152512555 |
7 | 220654433 |
oct | 62547167 |
9 | 27006888 |
10 | 13291127 |
11 | 7558903 |
12 | 454b75b |
13 | 29a4895 |
14 | 1a9d9c3 |
15 | 12781a2 |
hex | cace77 |
13291127 has 8 divisors (see below), whose sum is σ = 14814000. Its totient is φ = 11850624.
The previous prime is 13291121. The next prime is 13291139. The reversal of 13291127 is 72119231.
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 13291127 - 24 = 13291111 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13291096 and 13291105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13291121) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20252 + ... + 20897.
It is an arithmetic number, because the mean of its divisors is an integer number (1851750).
Almost surely, 213291127 is an apocalyptic number.
13291127 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
13291127 is a deficient number, since it is larger than the sum of its proper divisors (1522873).
13291127 is a wasteful number, since it uses less digits than its factorization.
13291127 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41185.
The product of its digits is 756, while the sum is 26.
The square root of 13291127 is about 3645.6997956497. The cubic root of 13291127 is about 236.8757501200.
The spelling of 13291127 in words is "thirteen million, two hundred ninety-one thousand, one hundred twenty-seven".
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