Base | Representation |
---|---|
bin | 110010010000… |
… | …101001101001 |
3 | 220210101020211 |
4 | 302100221221 |
5 | 11333103101 |
6 | 1150221121 |
7 | 216663151 |
oct | 62205151 |
9 | 26711224 |
10 | 13175401 |
11 | 7489968 |
12 | 44b47a1 |
13 | 2963cc5 |
14 | 1a6d761 |
15 | 1253c51 |
hex | c90a69 |
13175401 has 2 divisors, whose sum is σ = 13175402. Its totient is φ = 13175400.
The previous prime is 13175381. The next prime is 13175411. The reversal of 13175401 is 10457131.
13175401 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 13133376 + 42025 = 3624^2 + 205^2 .
It is an emirp because it is prime and its reverse (10457131) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13175401 - 27 = 13175273 is a prime.
It is not a weakly prime, because it can be changed into another prime (13175411) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6587700 + 6587701.
It is an arithmetic number, because the mean of its divisors is an integer number (6587701).
Almost surely, 213175401 is an apocalyptic number.
It is an amenable number.
13175401 is a deficient number, since it is larger than the sum of its proper divisors (1).
13175401 is an equidigital number, since it uses as much as digits as its factorization.
13175401 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 420, while the sum is 22.
The square root of 13175401 is about 3629.7935202984. The cubic root of 13175401 is about 236.1862517549.
It can be divided in two parts, 1317 and 5401, that multiplied together give a palindrome (7113117).
The spelling of 13175401 in words is "thirteen million, one hundred seventy-five thousand, four hundred one".
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