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530315 = 5172367
BaseRepresentation
bin10000001011110001011
3222221110022
42001132023
5113432230
615211055
74336052
oct2013613
9887408
10530315
11332485
12216a8b
131574c6
14db399
15a71e5
hex8178b

530315 has 12 divisors (see below), whose sum is σ = 677856. Its totient is φ = 398208.

The previous prime is 530303. The next prime is 530329. The reversal of 530315 is 513035.

It is not a de Polignac number, because 530315 - 26 = 530251 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a zygodrome in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 530293 and 530302.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1262 + ... + 1628.

It is an arithmetic number, because the mean of its divisors is an integer number (56488).

2530315 is an apocalyptic number.

530315 is a deficient number, since it is larger than the sum of its proper divisors (147541).

530315 is a wasteful number, since it uses less digits than its factorization.

530315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 389 counting only the distinct ones).

The product of its (nonzero) digits is 225, while the sum is 17.

The square root of 530315 is about 728.2272996805. The cubic root of 530315 is about 80.9427528232.

The spelling of 530315 in words is "five hundred thirty thousand, three hundred fifteen".

Divisors: 1 5 17 85 289 367 1445 1835 6239 31195 106063 530315