Base | Representation |
---|---|
bin | 11010101000101101… |
… | …001011101000000111 |
3 | 2201211012100201102121 |
4 | 122220231023220013 |
5 | 432033124021132 |
6 | 21045545550411 |
7 | 2031511601041 |
oct | 325055135007 |
9 | 81735321377 |
10 | 28600220167 |
11 | 111470957a2 |
12 | 56621a5407 |
13 | 290a3928cc |
14 | 1554592a91 |
15 | b25cc9497 |
hex | 6a8b4ba07 |
28600220167 has 4 divisors (see below), whose sum is σ = 28624315896. Its totient is φ = 28576124440.
The previous prime is 28600220161. The next prime is 28600220179. The reversal of 28600220167 is 76102200682.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 28600220167 - 223 = 28591831559 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28600220161) 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 3 ways as a sum of consecutive naturals, for example, 12046084 + ... + 12048457.
It is an arithmetic number, because the mean of its divisors is an integer number (7156078974).
Almost surely, 228600220167 is an apocalyptic number.
28600220167 is a deficient number, since it is larger than the sum of its proper divisors (24095729).
28600220167 is a wasteful number, since it uses less digits than its factorization.
28600220167 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24095728.
The product of its (nonzero) digits is 16128, while the sum is 34.
The spelling of 28600220167 in words is "twenty-eight billion, six hundred million, two hundred twenty thousand, one hundred sixty-seven".
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