Base | Representation |
---|---|
bin | 110100011000… |
… | …000101011101 |
3 | 221211120012202 |
4 | 310120011131 |
5 | 12003331031 |
6 | 1210141245 |
7 | 224463365 |
oct | 64300535 |
9 | 27746182 |
10 | 13730141 |
11 | 7828727 |
12 | 4721825 |
13 | 2ac9659 |
14 | 1b759a5 |
15 | 13132cb |
hex | d1815d |
13730141 has 4 divisors (see below), whose sum is σ = 14452800. Its totient is φ = 13007484.
The previous prime is 13730111. The next prime is 13730147. The reversal of 13730141 is 14103731.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14103731 = 127 ⋅111053.
It is a cyclic number.
It is not a de Polignac number, because 13730141 - 26 = 13730077 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 (13730147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361301 + ... + 361338.
It is an arithmetic number, because the mean of its divisors is an integer number (3613200).
Almost surely, 213730141 is an apocalyptic number.
It is an amenable number.
13730141 is a deficient number, since it is larger than the sum of its proper divisors (722659).
13730141 is an equidigital number, since it uses as much as digits as its factorization.
13730141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 722658.
The product of its (nonzero) digits is 252, while the sum is 20.
The square root of 13730141 is about 3705.4204889594. The cubic root of 13730141 is about 239.4556005463.
Adding to 13730141 its reverse (14103731), we get a palindrome (27833872).
The spelling of 13730141 in words is "thirteen million, seven hundred thirty thousand, one hundred forty-one".
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