Base | Representation |
---|---|
bin | 110100100000… |
… | …1001101011000 |
3 | 1220210200011022 |
4 | 1221001031120 |
5 | 24021430242 |
6 | 2422022012 |
7 | 453000413 |
oct | 151011530 |
9 | 56720138 |
10 | 27530072 |
11 | 145a3829 |
12 | 9277908 |
13 | 591b9ab |
14 | 3928b7a |
15 | 263c0d2 |
hex | 1a41358 |
27530072 has 32 divisors (see below), whose sum is σ = 56142720. Its totient is φ = 12602880.
The previous prime is 27530071. The next prime is 27530101. The reversal of 27530072 is 27003572.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27530071) 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, 2297 + ... + 7767.
It is an arithmetic number, because the mean of its divisors is an integer number (1754460).
Almost surely, 227530072 is an apocalyptic number.
It is an amenable number.
27530072 is an abundant number, since it is smaller than the sum of its proper divisors (28612648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27530072 is a wasteful number, since it uses less digits than its factorization.
27530072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5531 (or 5527 counting only the distinct ones).
The product of its (nonzero) digits is 2940, while the sum is 26.
The square root of 27530072 is about 5246.9107101227. The cubic root of 27530072 is about 301.9505203793.
The spelling of 27530072 in words is "twenty-seven million, five hundred thirty thousand, seventy-two".
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