Base | Representation |
---|---|
bin | 11111101101111… |
… | …101110000100100 |
3 | 1101002022200011012 |
4 | 133231331300210 |
5 | 2042212040030 |
6 | 124445401352 |
7 | 16121066504 |
oct | 3755756044 |
9 | 1332280135 |
10 | 532143140 |
11 | 253421021 |
12 | 12a269258 |
13 | 8632a6c9 |
14 | 50961a04 |
15 | 31ab7095 |
hex | 1fb7dc24 |
532143140 has 24 divisors (see below), whose sum is σ = 1117996152. Its totient is φ = 212762880.
The previous prime is 532143137. The next prime is 532143149. The reversal of 532143140 is 41341235.
It can be written as a sum of positive squares in 4 ways, for example, as 36457444 + 495685696 = 6038^2 + 22264^2 .
It is not an unprimeable number, because it can be changed into a prime (532143149) 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, 56360 + ... + 65120.
It is an arithmetic number, because the mean of its divisors is an integer number (46583173).
Almost surely, 2532143140 is an apocalyptic number.
It is an amenable number.
532143140 is an abundant number, since it is smaller than the sum of its proper divisors (585853012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
532143140 is a wasteful number, since it uses less digits than its factorization.
532143140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11807 (or 11805 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 532143140 is about 23068.2279336754. The cubic root of 532143140 is about 810.3565670905.
Adding to 532143140 its reverse (41341235), we get a palindrome (573484375).
The spelling of 532143140 in words is "five hundred thirty-two million, one hundred forty-three thousand, one hundred forty".
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