Base | Representation |
---|---|
bin | 11010110001011111… |
… | …100110100010110111 |
3 | 2202012110210012110222 |
4 | 122301133212202313 |
5 | 432333344432401 |
6 | 21112334004555 |
7 | 2035252016162 |
oct | 326137464267 |
9 | 82173705428 |
10 | 28747655351 |
11 | 11212335a58 |
12 | 56a364675b |
13 | 2931aa426c |
14 | 1569db0ad9 |
15 | b33bedc1b |
hex | 6b17e68b7 |
28747655351 has 8 divisors (see below), whose sum is σ = 29968814208. Its totient is φ = 27544860000.
The previous prime is 28747655347. The next prime is 28747655353. The reversal of 28747655351 is 15355674782.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28747655351 - 22 = 28747655347 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 28747655293 and 28747655302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28747655353) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4587680 + ... + 4593941.
It is an arithmetic number, because the mean of its divisors is an integer number (3746101776).
Almost surely, 228747655351 is an apocalyptic number.
28747655351 is a deficient number, since it is larger than the sum of its proper divisors (1221158857).
28747655351 is a wasteful number, since it uses less digits than its factorization.
28747655351 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9181753.
The product of its digits is 7056000, while the sum is 53.
The spelling of 28747655351 in words is "twenty-eight billion, seven hundred forty-seven million, six hundred fifty-five thousand, three hundred fifty-one".
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