Base | Representation |
---|---|
bin | 1100001011001… |
… | …11000101111111 |
3 | 21010011221201001 |
4 | 12011213011333 |
5 | 202121243033 |
6 | 14045031131 |
7 | 2350061116 |
oct | 605470577 |
9 | 233157631 |
10 | 102134143 |
11 | 52719991 |
12 | 2a2554a7 |
13 | 18210007 |
14 | d7c8c7d |
15 | 8e76e7d |
hex | 616717f |
102134143 has 4 divisors (see below), whose sum is σ = 105656040. Its totient is φ = 98612248.
The previous prime is 102134117. The next prime is 102134161. The reversal of 102134143 is 341431201.
102134143 is nontrivially palindromic in base 14.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 102134143 - 213 = 102125951 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 102134143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102134173) 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, 1760905 + ... + 1760962.
It is an arithmetic number, because the mean of its divisors is an integer number (26414010).
Almost surely, 2102134143 is an apocalyptic number.
102134143 is a deficient number, since it is larger than the sum of its proper divisors (3521897).
102134143 is an equidigital number, since it uses as much as digits as its factorization.
102134143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3521896.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 102134143 is about 10106.1438244268. The cubic root of 102134143 is about 467.4376067037.
Adding to 102134143 its reverse (341431201), we get a palindrome (443565344).
The spelling of 102134143 in words is "one hundred two million, one hundred thirty-four thousand, one hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •