Base | Representation |
---|---|
bin | 11010111010011001… |
… | …100111010010110000 |
3 | 2202120212221210020121 |
4 | 122322121213102300 |
5 | 433140123033441 |
6 | 21135232420024 |
7 | 2042045063044 |
oct | 327231472260 |
9 | 82525853217 |
10 | 28897080496 |
11 | 11289715309 |
12 | 57256a7614 |
13 | 2956a315cb |
14 | 1581b8a024 |
15 | b41db7dd1 |
hex | 6ba6674b0 |
28897080496 has 20 divisors (see below), whose sum is σ = 55990949832. Its totient is φ = 14447803136.
The previous prime is 28897080493. The next prime is 28897080517. The reversal of 28897080496 is 69408079882.
It is a super-2 number, since 2×288970804962 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (28897080493) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420600 + ... + 484456.
Almost surely, 228897080496 is an apocalyptic number.
It is an amenable number.
28897080496 is a deficient number, since it is larger than the sum of its proper divisors (27093869336).
28897080496 is a wasteful number, since it uses less digits than its factorization.
28897080496 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92148 (or 92142 counting only the distinct ones).
The product of its (nonzero) digits is 13934592, while the sum is 61.
The spelling of 28897080496 in words is "twenty-eight billion, eight hundred ninety-seven million, eighty thousand, four hundred ninety-six".
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