Base | Representation |
---|---|
bin | 110011001110… |
… | …100111000111 |
3 | 221021021101110 |
4 | 303032213013 |
5 | 11414213231 |
6 | 1155500103 |
7 | 222101106 |
oct | 63164707 |
9 | 27237343 |
10 | 13429191 |
11 | 7642606 |
12 | 45b7633 |
13 | 2a22689 |
14 | 1ad803d |
15 | 12a4046 |
hex | cce9c7 |
13429191 has 4 divisors (see below), whose sum is σ = 17905592. Its totient is φ = 8952792.
The previous prime is 13429183. The next prime is 13429223. The reversal of 13429191 is 19192431.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 13429191 - 23 = 13429183 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 (13429111) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2238196 + ... + 2238201.
It is an arithmetic number, because the mean of its divisors is an integer number (4476398).
Almost surely, 213429191 is an apocalyptic number.
13429191 is a deficient number, since it is larger than the sum of its proper divisors (4476401).
13429191 is an equidigital number, since it uses as much as digits as its factorization.
13429191 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4476400.
The product of its digits is 1944, while the sum is 30.
The square root of 13429191 is about 3664.5860612080. The cubic root of 13429191 is about 237.6931230672.
The spelling of 13429191 in words is "thirteen million, four hundred twenty-nine thousand, one hundred ninety-one".
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