Base | Representation |
---|---|
bin | 11111101000111… |
… | …010101100000000 |
3 | 1100222211102221002 |
4 | 133220322230000 |
5 | 2041342213330 |
6 | 124401151132 |
7 | 16103615465 |
oct | 3750725400 |
9 | 1328742832 |
10 | 530819840 |
11 | 2526a7891 |
12 | 12992b4a8 |
13 | 85c862a5 |
14 | 506d966c |
15 | 31904e45 |
hex | 1fa3ab00 |
530819840 has 36 divisors (see below), whose sum is σ = 1271482464. Its totient is φ = 212327424.
The previous prime is 530819827. The next prime is 530819843. The reversal of 530819840 is 48918035.
It is a junction number, because it is equal to n+sod(n) for n = 530819794 and 530819803.
It is not an unprimeable number, because it can be changed into a prime (530819843) 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, 206072 + ... + 208631.
Almost surely, 2530819840 is an apocalyptic number.
It is an amenable number.
530819840 is an abundant number, since it is smaller than the sum of its proper divisors (740662624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530819840 is an equidigital number, since it uses as much as digits as its factorization.
530819840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 414724 (or 414710 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 38.
The square root of 530819840 is about 23039.5277729384. The cubic root of 530819840 is about 809.6842949927.
The spelling of 530819840 in words is "five hundred thirty million, eight hundred nineteen thousand, eight hundred forty".
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