Base | Representation |
---|---|
bin | 11010011110110100… |
… | …111100011101010100 |
3 | 2201101122111101211001 |
4 | 122132310330131110 |
5 | 431213211424103 |
6 | 21021305353044 |
7 | 2024430055300 |
oct | 323664743524 |
9 | 81348441731 |
10 | 28434483028 |
11 | 11071584a56 |
12 | 5616798784 |
13 | 28b1c439b3 |
14 | 153a56cd00 |
15 | b1648c01d |
hex | 69ed3c754 |
28434483028 has 36 divisors (see below), whose sum is σ = 59751737472. Its totient is φ = 11793101040.
The previous prime is 28434483001. The next prime is 28434483037. The reversal of 28434483028 is 82038443482.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2333826 + ... + 2345977.
Almost surely, 228434483028 is an apocalyptic number.
28434483028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
28434483028 is an abundant number, since it is smaller than the sum of its proper divisors (31317254444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28434483028 is a wasteful number, since it uses less digits than its factorization.
28434483028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4679852 (or 4679843 counting only the distinct ones).
The product of its (nonzero) digits is 1179648, while the sum is 46.
The spelling of 28434483028 in words is "twenty-eight billion, four hundred thirty-four million, four hundred eighty-three thousand, twenty-eight".
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