Base | Representation |
---|---|
bin | 10000001010101… |
… | …001110001110100 |
3 | 200220100210220020 |
4 | 100022221301310 |
5 | 1023413244040 |
6 | 42525205140 |
7 | 6502254150 |
oct | 2012516164 |
9 | 626323806 |
10 | 271228020 |
11 | 12a112698 |
12 | 76a007b0 |
13 | 44265a6b |
14 | 28044060 |
15 | 18c28cd0 |
hex | 102a9c74 |
271228020 has 96 divisors (see below), whose sum is σ = 870998016. Its totient is φ = 61776000.
The previous prime is 271228003. The next prime is 271228057. The reversal of 271228020 is 20822172.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138045 + ... + 139995.
It is an arithmetic number, because the mean of its divisors is an integer number (9072896).
Almost surely, 2271228020 is an apocalyptic number.
271228020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 271228020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (435499008).
271228020 is an abundant number, since it is smaller than the sum of its proper divisors (599769996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
271228020 is a wasteful number, since it uses less digits than its factorization.
271228020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2301 (or 2299 counting only the distinct ones).
The product of its (nonzero) digits is 896, while the sum is 24.
The square root of 271228020 is about 16469.0017912441. The cubic root of 271228020 is about 647.3088099474.
The spelling of 271228020 in words is "two hundred seventy-one million, two hundred twenty-eight thousand, twenty".
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