Base | Representation |
---|---|
bin | 110101111101… |
… | …000000110010 |
3 | 222121120021202 |
4 | 311331000302 |
5 | 12110043123 |
6 | 1223051202 |
7 | 231134543 |
oct | 65750062 |
9 | 28546252 |
10 | 14143538 |
11 | 7a90282 |
12 | 48a0b02 |
13 | 2c12876 |
14 | 1c424ca |
15 | 1395a28 |
hex | d7d032 |
14143538 has 4 divisors (see below), whose sum is σ = 21215310. Its totient is φ = 7071768.
The previous prime is 14143537. The next prime is 14143559. The reversal of 14143538 is 83534141.
14143538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83534141 = 17 ⋅4913773.
It can be written as a sum of positive squares in only one way, i.e., 13890529 + 253009 = 3727^2 + 503^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 14143538.
It is not an unprimeable number, because it can be changed into a prime (14143537) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3535883 + ... + 3535886.
Almost surely, 214143538 is an apocalyptic number.
14143538 is a deficient number, since it is larger than the sum of its proper divisors (7071772).
14143538 is an equidigital number, since it uses as much as digits as its factorization.
14143538 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7071771.
The product of its digits is 5760, while the sum is 29.
The square root of 14143538 is about 3760.7895447632. The cubic root of 14143538 is about 241.8351106803.
Adding to 14143538 its reverse (83534141), we get a palindrome (97677679).
The spelling of 14143538 in words is "fourteen million, one hundred forty-three thousand, five hundred thirty-eight".
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