Base | Representation |
---|---|
bin | 110100010100… |
… | …000110010011 |
3 | 221210201210221 |
4 | 310110012103 |
5 | 12002320221 |
6 | 1205533511 |
7 | 224364646 |
oct | 64240623 |
9 | 27721727 |
10 | 13713811 |
11 | 7817431 |
12 | 4714297 |
13 | 2ac20a7 |
14 | 1b6da5d |
15 | 130d541 |
hex | d14193 |
13713811 has 8 divisors (see below), whose sum is σ = 14256000. Its totient is φ = 13177920.
The previous prime is 13713779. The next prime is 13713823. The reversal of 13713811 is 11831731.
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 13713811 - 25 = 13713779 is a prime.
It is a super-2 number, since 2×137138112 = 376137224287442, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13713851) 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, 3135 + ... + 6103.
It is an arithmetic number, because the mean of its divisors is an integer number (1782000).
Almost surely, 213713811 is an apocalyptic number.
13713811 is a deficient number, since it is larger than the sum of its proper divisors (542189).
13713811 is a wasteful number, since it uses less digits than its factorization.
13713811 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3149.
The product of its digits is 504, while the sum is 25.
The square root of 13713811 is about 3703.2163047816. The cubic root of 13713811 is about 239.3606303822.
The spelling of 13713811 in words is "thirteen million, seven hundred thirteen thousand, eight hundred eleven".
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