Base | Representation |
---|---|
bin | 110010101001… |
… | …011111011101 |
3 | 220222112211021 |
4 | 302221133131 |
5 | 11344332044 |
6 | 1152324141 |
7 | 220565614 |
oct | 62513735 |
9 | 26875737 |
10 | 13277149 |
11 | 7549356 |
12 | 4543651 |
13 | 299b402 |
14 | 1a9887b |
15 | 1273e84 |
hex | ca97dd |
13277149 has 4 divisors (see below), whose sum is σ = 13291036. Its totient is φ = 13263264.
The previous prime is 13277137. The next prime is 13277177. The reversal of 13277149 is 94177231.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 8791225 + 4485924 = 2965^2 + 2118^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13277149 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 (13277129) 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, 5394 + ... + 7459.
It is an arithmetic number, because the mean of its divisors is an integer number (3322759).
Almost surely, 213277149 is an apocalyptic number.
It is an amenable number.
13277149 is a deficient number, since it is larger than the sum of its proper divisors (13887).
13277149 is a wasteful number, since it uses less digits than its factorization.
13277149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13886.
The product of its digits is 10584, while the sum is 34.
The square root of 13277149 is about 3643.7822382793. The cubic root of 13277149 is about 236.7926819038.
The spelling of 13277149 in words is "thirteen million, two hundred seventy-seven thousand, one hundred forty-nine".
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