Base | Representation |
---|---|
bin | 11010110001110111… |
… | …111011101111110011 |
3 | 2202012220210020212022 |
4 | 122301313323233303 |
5 | 432342013034101 |
6 | 21113122422055 |
7 | 2035360152620 |
oct | 326167735763 |
9 | 82186706768 |
10 | 28754033651 |
11 | 112159a2082 |
12 | 56a580192b |
13 | 29331c84c5 |
14 | 156ab91347 |
15 | b3455da1b |
hex | 6b1dfbbf3 |
28754033651 has 32 divisors (see below), whose sum is σ = 33993619968. Its totient is φ = 23811459840.
The previous prime is 28754033647. The next prime is 28754033681. The reversal of 28754033651 is 15633045782.
It is not a de Polignac number, because 28754033651 - 22 = 28754033647 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28754033621) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10986095 + ... + 10988711.
It is an arithmetic number, because the mean of its divisors is an integer number (1062300624).
Almost surely, 228754033651 is an apocalyptic number.
28754033651 is a deficient number, since it is larger than the sum of its proper divisors (5239586317).
28754033651 is a wasteful number, since it uses less digits than its factorization.
28754033651 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3051.
The product of its (nonzero) digits is 604800, while the sum is 44.
The spelling of 28754033651 in words is "twenty-eight billion, seven hundred fifty-four million, thirty-three thousand, six hundred fifty-one".
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