Base | Representation |
---|---|
bin | 11010101110100000… |
… | …000111010110100011 |
3 | 2202001222022220202220 |
4 | 122232200013112203 |
5 | 432233022124313 |
6 | 21103342042123 |
7 | 2034102240360 |
oct | 325640072643 |
9 | 82058286686 |
10 | 28697458083 |
11 | 11196a70008 |
12 | 568a879343 |
13 | 292457a138 |
14 | 1563465467 |
15 | b2e5d5823 |
hex | 6ae8075a3 |
28697458083 has 16 divisors (see below), whose sum is σ = 43731826176. Its totient is φ = 16397660160.
The previous prime is 28697458067. The next prime is 28697458091. The reversal of 28697458083 is 38085479682.
It is not a de Polignac number, because 28697458083 - 24 = 28697458067 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28697458003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 744618 + ... + 782208.
It is an arithmetic number, because the mean of its divisors is an integer number (2733239136).
Almost surely, 228697458083 is an apocalyptic number.
28697458083 is a deficient number, since it is larger than the sum of its proper divisors (15034368093).
28697458083 is a wasteful number, since it uses less digits than its factorization.
28697458083 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73954.
The product of its (nonzero) digits is 23224320, while the sum is 60.
The spelling of 28697458083 in words is "twenty-eight billion, six hundred ninety-seven million, four hundred fifty-eight thousand, eighty-three".
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