Base | Representation |
---|---|
bin | 110100000010… |
… | …1001010011000 |
3 | 1220100011202222 |
4 | 1220011022120 |
5 | 23441042440 |
6 | 2412443212 |
7 | 450624353 |
oct | 150051230 |
9 | 56304688 |
10 | 27284120 |
11 | 14445a66 |
12 | 9179508 |
13 | 5863a66 |
14 | 38a329a |
15 | 25de2b5 |
hex | 1a05298 |
27284120 has 32 divisors (see below), whose sum is σ = 61538400. Its totient is φ = 10887168.
The previous prime is 27284113. The next prime is 27284143. The reversal of 27284120 is 2148272.
It is a self number, because there is not a number n which added to its sum of digits gives 27284120.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30317 + ... + 31203.
It is an arithmetic number, because the mean of its divisors is an integer number (1923075).
Almost surely, 227284120 is an apocalyptic number.
27284120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27284120 is an abundant number, since it is smaller than the sum of its proper divisors (34254280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27284120 is a wasteful number, since it uses less digits than its factorization.
27284120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1667 (or 1663 counting only the distinct ones).
The product of its (nonzero) digits is 1792, while the sum is 26.
The square root of 27284120 is about 5223.4203353741. The cubic root of 27284120 is about 301.0486266329.
The spelling of 27284120 in words is "twenty-seven million, two hundred eighty-four thousand, one hundred twenty".
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