Base | Representation |
---|---|
bin | 11010110100111000… |
… | …100010111111111011 |
3 | 2202100102210112110002 |
4 | 122310320202333323 |
5 | 432442424313300 |
6 | 21122124543215 |
7 | 2036542301063 |
oct | 326470427773 |
9 | 82312715402 |
10 | 28804526075 |
11 | 11241449856 |
12 | 56ba6b1b0b |
13 | 29407c6a90 |
14 | 15737763a3 |
15 | b38bd45d5 |
hex | 6b4e22ffb |
28804526075 has 24 divisors (see below), whose sum is σ = 38473922928. Its totient is φ = 21266167680.
The previous prime is 28804526021. The next prime is 28804526081. The reversal of 28804526075 is 57062540882.
It is a de Polignac number, because none of the positive numbers 2k-28804526075 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2064272 + ... + 2078178.
It is an arithmetic number, because the mean of its divisors is an integer number (1603080122).
Almost surely, 228804526075 is an apocalyptic number.
28804526075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
28804526075 is a deficient number, since it is larger than the sum of its proper divisors (9669396853).
28804526075 is a wasteful number, since it uses less digits than its factorization.
28804526075 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20303 (or 20298 counting only the distinct ones).
The product of its (nonzero) digits is 1075200, while the sum is 47.
The spelling of 28804526075 in words is "twenty-eight billion, eight hundred four million, five hundred twenty-six thousand, seventy-five".
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