Base | Representation |
---|---|
bin | 1100011111110… |
… | …0000101000100 |
3 | 10122121211202121 |
4 | 3013330011010 |
5 | 101404201430 |
6 | 5111215324 |
7 | 1204333552 |
oct | 307740504 |
9 | 118554677 |
10 | 52412740 |
11 | 27649516 |
12 | 15677544 |
13 | ab21673 |
14 | 6d64bd2 |
15 | 4904a7a |
hex | 31fc144 |
52412740 has 12 divisors (see below), whose sum is σ = 110066796. Its totient is φ = 20965088.
The previous prime is 52412681. The next prime is 52412747. The reversal of 52412740 is 4721425.
It can be written as a sum of positive squares in 2 ways, for example, as 25725184 + 26687556 = 5072^2 + 5166^2 .
It is not an unprimeable number, because it can be changed into a prime (52412747) 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, 1310299 + ... + 1310338.
It is an arithmetic number, because the mean of its divisors is an integer number (9172233).
Almost surely, 252412740 is an apocalyptic number.
It is an amenable number.
52412740 is an abundant number, since it is smaller than the sum of its proper divisors (57654056).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52412740 is a wasteful number, since it uses less digits than its factorization.
52412740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2620646 (or 2620644 counting only the distinct ones).
The product of its (nonzero) digits is 2240, while the sum is 25.
The square root of 52412740 is about 7239.6643568608. The cubic root of 52412740 is about 374.2360506665.
The spelling of 52412740 in words is "fifty-two million, four hundred twelve thousand, seven hundred forty".
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