Base | Representation |
---|---|
bin | 110101000100… |
… | …1111111101001 |
3 | 1221100211010010 |
4 | 1222021333221 |
5 | 24111000301 |
6 | 2432242133 |
7 | 455351532 |
oct | 152117751 |
9 | 57324103 |
10 | 27828201 |
11 | 14787815 |
12 | 93a0349 |
13 | 59c45bb |
14 | 39a5689 |
15 | 269a5d6 |
hex | 1a89fe9 |
27828201 has 8 divisors (see below), whose sum is σ = 39286944. Its totient is φ = 17460800.
The previous prime is 27828187. The next prime is 27828209. The reversal of 27828201 is 10282872.
It is a happy number.
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 27828201 - 25 = 27828169 is a prime.
It is not an unprimeable number, because it can be changed into a prime (27828209) 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, 272775 + ... + 272876.
It is an arithmetic number, because the mean of its divisors is an integer number (4910868).
Almost surely, 227828201 is an apocalyptic number.
It is an amenable number.
27828201 is a deficient number, since it is larger than the sum of its proper divisors (11458743).
27828201 is a wasteful number, since it uses less digits than its factorization.
27828201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 545671.
The product of its (nonzero) digits is 3584, while the sum is 30.
The square root of 27828201 is about 5275.2441649653. The cubic root of 27828201 is about 303.0365715205.
The spelling of 27828201 in words is "twenty-seven million, eight hundred twenty-eight thousand, two hundred one".
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