Base | Representation |
---|---|
bin | 11010111001101110… |
… | …011000000001010010 |
3 | 2202120002121220220001 |
4 | 122321232120001102 |
5 | 433124222330441 |
6 | 21134145440214 |
7 | 2041546534114 |
oct | 327156300122 |
9 | 82502556801 |
10 | 28885745746 |
11 | 11283283350 |
12 | 572194006a |
13 | 2954593360 |
14 | 15804793b4 |
15 | b40dc9731 |
hex | 6b9b98052 |
28885745746 has 16 divisors (see below), whose sum is σ = 50903552448. Its totient is φ = 12119893200.
The previous prime is 28885745743. The next prime is 28885745753. The reversal of 28885745746 is 64754758882.
It is not an unprimeable number, because it can be changed into a prime (28885745743) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50499270 + ... + 50499841.
It is an arithmetic number, because the mean of its divisors is an integer number (3181472028).
Almost surely, 228885745746 is an apocalyptic number.
28885745746 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
28885745746 is a deficient number, since it is larger than the sum of its proper divisors (22017806702).
28885745746 is a wasteful number, since it uses less digits than its factorization.
28885745746 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100999137.
The product of its digits is 120422400, while the sum is 64.
The spelling of 28885745746 in words is "twenty-eight billion, eight hundred eighty-five million, seven hundred forty-five thousand, seven hundred forty-six".
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