Base | Representation |
---|---|
bin | 1100001110010… |
… | …11010010010010 |
3 | 21010221210122120 |
4 | 12013023102102 |
5 | 202222411110 |
6 | 14101515110 |
7 | 2353420434 |
oct | 607132222 |
9 | 233853576 |
10 | 102544530 |
11 | 5297a250 |
12 | 2a412a96 |
13 | 18324a4a |
14 | d894654 |
15 | 9008870 |
hex | 61cb492 |
102544530 has 32 divisors (see below), whose sum is σ = 268481088. Its totient is φ = 24859200.
The previous prime is 102544529. The next prime is 102544583. The reversal of 102544530 is 35445201.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 102544530.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155041 + ... + 155700.
It is an arithmetic number, because the mean of its divisors is an integer number (8390034).
Almost surely, 2102544530 is an apocalyptic number.
102544530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
102544530 is an abundant number, since it is smaller than the sum of its proper divisors (165936558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102544530 is a wasteful number, since it uses less digits than its factorization.
102544530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 310762.
The product of its (nonzero) digits is 2400, while the sum is 24.
The square root of 102544530 is about 10126.4273068047. The cubic root of 102544530 is about 468.0628431207.
Adding to 102544530 its reverse (35445201), we get a palindrome (137989731).
The spelling of 102544530 in words is "one hundred two million, five hundred forty-four thousand, five hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.137 sec. • engine limits •