Base | Representation |
---|---|
bin | 11111100111111… |
… | …010101110001111 |
3 | 1100222100010112100 |
4 | 133213322232033 |
5 | 2041310322324 |
6 | 124351410143 |
7 | 16101444600 |
oct | 3747725617 |
9 | 1328303470 |
10 | 530557839 |
11 | 252538a59 |
12 | 129823953 |
13 | 85bc3c66 |
14 | 5066bda7 |
15 | 318a24c9 |
hex | 1f9fab8f |
530557839 has 54 divisors (see below), whose sum is σ = 924933984. Its totient is φ = 291906720.
The previous prime is 530557823. The next prime is 530557877. The reversal of 530557839 is 938755035.
It is not a de Polignac number, because 530557839 - 24 = 530557823 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 530557794 and 530557803.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (530557439) by changing a digit.
It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 2693089 + ... + 2693285.
Almost surely, 2530557839 is an apocalyptic number.
530557839 is a deficient number, since it is larger than the sum of its proper divisors (394376145).
530557839 is a wasteful number, since it uses less digits than its factorization.
530557839 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 445 (or 238 counting only the distinct ones).
The product of its (nonzero) digits is 567000, while the sum is 45.
The square root of 530557839 is about 23033.8411690278. The cubic root of 530557839 is about 809.5510589487.
The spelling of 530557839 in words is "five hundred thirty million, five hundred fifty-seven thousand, eight hundred thirty-nine".
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