Base | Representation |
---|---|
bin | 1100001011001… |
… | …11001100001111 |
3 | 21010011222020212 |
4 | 12011213030033 |
5 | 202121301133 |
6 | 14045033035 |
7 | 2350062230 |
oct | 605471417 |
9 | 233158225 |
10 | 102134543 |
11 | 5271a215 |
12 | 2a25577b |
13 | 18210254 |
14 | d7c9087 |
15 | 8e77148 |
hex | 616730f |
102134543 has 16 divisors (see below), whose sum is σ = 118677504. Its totient is φ = 86093280.
The previous prime is 102134507. The next prime is 102134563. The reversal of 102134543 is 345431201.
It is not a de Polignac number, because 102134543 - 28 = 102134287 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 (102134563) 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, 116021 + ... + 116897.
It is an arithmetic number, because the mean of its divisors is an integer number (7417344).
Almost surely, 2102134543 is an apocalyptic number.
102134543 is a deficient number, since it is larger than the sum of its proper divisors (16542961).
102134543 is a wasteful number, since it uses less digits than its factorization.
102134543 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1142.
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 102134543 is about 10106.1636143494. The cubic root of 102134543 is about 467.4382169299.
Adding to 102134543 its reverse (345431201), we get a palindrome (447565744).
The spelling of 102134543 in words is "one hundred two million, one hundred thirty-four thousand, five hundred forty-three".
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