Base | Representation |
---|---|
bin | 110100100000… |
… | …0101101011110 |
3 | 1220210120100200 |
4 | 1221000231132 |
5 | 24021344110 |
6 | 2422004330 |
7 | 452661435 |
oct | 151005536 |
9 | 56716320 |
10 | 27528030 |
11 | 145a2242 |
12 | 92766a6 |
13 | 591aa9a |
14 | 392811c |
15 | 263b6c0 |
hex | 1a40b5e |
27528030 has 24 divisors (see below), whose sum is σ = 71573112. Its totient is φ = 7340784.
The previous prime is 27528013. The next prime is 27528071. The reversal of 27528030 is 3082572.
It is a junction number, because it is equal to n+sod(n) for n = 27527985 and 27528003.
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, 152844 + ... + 153023.
It is an arithmetic number, because the mean of its divisors is an integer number (2982213).
Almost surely, 227528030 is an apocalyptic number.
27528030 is an abundant number, since it is smaller than the sum of its proper divisors (44045082).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27528030 is a wasteful number, since it uses less digits than its factorization.
27528030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 305880 (or 305877 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
The square root of 27528030 is about 5246.7161158195. The cubic root of 27528030 is about 301.9430546256.
The spelling of 27528030 in words is "twenty-seven million, five hundred twenty-eight thousand, thirty".
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