Base | Representation |
---|---|
bin | 110100111011… |
… | …111111011101 |
3 | 222010000221212 |
4 | 310323333131 |
5 | 12023032323 |
6 | 1213234205 |
7 | 225645230 |
oct | 64737735 |
9 | 28100855 |
10 | 13877213 |
11 | 7919179 |
12 | 4792965 |
13 | 2b4b58c |
14 | 1bb3417 |
15 | 1341b78 |
hex | d3bfdd |
13877213 has 8 divisors (see below), whose sum is σ = 16128960. Its totient is φ = 11692800.
The previous prime is 13877209. The next prime is 13877231. The reversal of 13877213 is 31277831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13877213 - 22 = 13877209 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 13877213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13877203) 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, 16388 + ... + 17213.
It is an arithmetic number, because the mean of its divisors is an integer number (2016120).
Almost surely, 213877213 is an apocalyptic number.
It is an amenable number.
13877213 is a deficient number, since it is larger than the sum of its proper divisors (2251747).
13877213 is an equidigital number, since it uses as much as digits as its factorization.
13877213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33667.
The product of its digits is 7056, while the sum is 32.
The square root of 13877213 is about 3725.2131482641. The cubic root of 13877213 is about 240.3075513176.
The spelling of 13877213 in words is "thirteen million, eight hundred seventy-seven thousand, two hundred thirteen".
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