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530078 = 21072477
BaseRepresentation
bin10000001011010011110
3222221010112
42001122132
5113430303
615210022
74335263
oct2013236
9887115
10530078
1133228a
12216912
13157373
14db26a
15a70d8
hex8169e

530078 has 8 divisors (see below), whose sum is σ = 802872. Its totient is φ = 262456.

The previous prime is 530063. The next prime is 530087. The reversal of 530078 is 870035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

530078 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1025 + ... + 1452.

It is an arithmetic number, because the mean of its divisors is an integer number (100359).

2530078 is an apocalyptic number.

530078 is a deficient number, since it is larger than the sum of its proper divisors (272794).

530078 is a wasteful number, since it uses less digits than its factorization.

530078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2586.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 530078 is about 728.0645575771. The cubic root of 530078 is about 80.9306931411.

The spelling of 530078 in words is "five hundred thirty thousand, seventy-eight".

Divisors: 1 2 107 214 2477 4954 265039 530078