Base | Representation |
---|---|
bin | 110100011011… |
… | …111110100001 |
3 | 221212101002010 |
4 | 310123332201 |
5 | 12004333311 |
6 | 1210343133 |
7 | 224561016 |
oct | 64337641 |
9 | 27771063 |
10 | 13746081 |
11 | 78396a8 |
12 | 472aaa9 |
13 | 2b0399b |
14 | 1b7b70d |
15 | 1317da6 |
hex | d1bfa1 |
13746081 has 16 divisors (see below), whose sum is σ = 19483200. Its totient is φ = 8590848.
The previous prime is 13746077. The next prime is 13746091. The reversal of 13746081 is 18064731.
It is a happy number.
13746081 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13746081 - 22 = 13746077 is a prime.
It is a super-2 number, since 2×137460812 = 377909485717122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13746001) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20530 + ... + 21188.
It is an arithmetic number, because the mean of its divisors is an integer number (1217700).
Almost surely, 213746081 is an apocalyptic number.
It is an amenable number.
13746081 is a deficient number, since it is larger than the sum of its proper divisors (5737119).
13746081 is a wasteful number, since it uses less digits than its factorization.
13746081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1088.
The product of its (nonzero) digits is 4032, while the sum is 30.
The square root of 13746081 is about 3707.5707680367. The cubic root of 13746081 is about 239.5482299941.
The spelling of 13746081 in words is "thirteen million, seven hundred forty-six thousand, eighty-one".
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