Base | Representation |
---|---|
bin | 11010011111110010… |
… | …111010111110000110 |
3 | 2201102210001211021122 |
4 | 122133302322332012 |
5 | 431231341323422 |
6 | 21023045513542 |
7 | 2025015133202 |
oct | 323762727606 |
9 | 81383054248 |
10 | 28450729862 |
11 | 1107a771495 |
12 | 56201128b2 |
13 | 28b54119c9 |
14 | 153c79bb02 |
15 | b17aead42 |
hex | 69fcbaf86 |
28450729862 has 8 divisors (see below), whose sum is σ = 42676853616. Its totient is φ = 14225111992.
The previous prime is 28450729837. The next prime is 28450729889. The reversal of 28450729862 is 26892705482.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84548 + ... + 253080.
It is an arithmetic number, because the mean of its divisors is an integer number (5334606702).
Almost surely, 228450729862 is an apocalyptic number.
28450729862 is a deficient number, since it is larger than the sum of its proper divisors (14226123754).
28450729862 is a wasteful number, since it uses less digits than its factorization.
28450729862 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 252942.
The product of its (nonzero) digits is 3870720, while the sum is 53.
The spelling of 28450729862 in words is "twenty-eight billion, four hundred fifty million, seven hundred twenty-nine thousand, eight hundred sixty-two".
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