Base | Representation |
---|---|
bin | 10000000110011… |
… | …101010110010100 |
3 | 200211021221200110 |
4 | 100012131112110 |
5 | 1023123103112 |
6 | 42445443020 |
7 | 6460024512 |
oct | 2006352624 |
9 | 624257613 |
10 | 270128532 |
11 | 129531623 |
12 | 76570470 |
13 | 43c6c48b |
14 | 27c394b2 |
15 | 18aad13c |
hex | 1019d594 |
270128532 has 12 divisors (see below), whose sum is σ = 630299936. Its totient is φ = 90042840.
The previous prime is 270128519. The next prime is 270128539. The reversal of 270128532 is 235821072.
270128532 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-3 number, since 3×2701285323 (a number of 26 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 270128532.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (270128539) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11255344 + ... + 11255367.
Almost surely, 2270128532 is an apocalyptic number.
It is an amenable number.
270128532 is an abundant number, since it is smaller than the sum of its proper divisors (360171404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
270128532 is a wasteful number, since it uses less digits than its factorization.
270128532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22510718 (or 22510716 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 270128532 is about 16435.5873640098. The cubic root of 270128532 is about 646.4329514059.
The spelling of 270128532 in words is "two hundred seventy million, one hundred twenty-eight thousand, five hundred thirty-two".
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