Base | Representation |
---|---|
bin | 11010110010110000… |
… | …000000011100010110 |
3 | 2202020221110001111210 |
4 | 122302300000130112 |
5 | 432404243423300 |
6 | 21114405442250 |
7 | 2035626123666 |
oct | 326260003426 |
9 | 82227401453 |
10 | 28768732950 |
11 | 11223221961 |
12 | 56aa710386 |
13 | 2936274009 |
14 | 156cada1a6 |
15 | b359b4050 |
hex | 6b2c00716 |
28768732950 has 24 divisors (see below), whose sum is σ = 71346458088. Its totient is φ = 7671662080.
The previous prime is 28768732939. The next prime is 28768732991. The reversal of 28768732950 is 5923786782.
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, 95895627 + ... + 95895926.
It is an arithmetic number, because the mean of its divisors is an integer number (2972769087).
Almost surely, 228768732950 is an apocalyptic number.
28768732950 is an abundant number, since it is smaller than the sum of its proper divisors (42577725138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28768732950 is a wasteful number, since it uses less digits than its factorization.
28768732950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191791568 (or 191791563 counting only the distinct ones).
The product of its (nonzero) digits is 10160640, while the sum is 57.
The spelling of 28768732950 in words is "twenty-eight billion, seven hundred sixty-eight million, seven hundred thirty-two thousand, nine hundred fifty".
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