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530970 = 235111609
BaseRepresentation
bin10000001101000011010
3222222100120
42001220122
5113442340
615214110
74341006
oct2015032
9888316
10530970
11332a20
12217336
131578ab
14db706
15a74d0
hex81a1a

530970 has 32 divisors (see below), whose sum is σ = 1391040. Its totient is φ = 128640.

The previous prime is 530969. The next prime is 530977. The reversal of 530970 is 79035.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 530970.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 475 + ... + 1134.

It is an arithmetic number, because the mean of its divisors is an integer number (43470).

2530970 is an apocalyptic number.

530970 is an abundant number, since it is smaller than the sum of its proper divisors (860070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

530970 is a wasteful number, since it uses less digits than its factorization.

530970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630.

The product of its (nonzero) digits is 945, while the sum is 24.

The square root of 530970 is about 728.6768831245. The cubic root of 530970 is about 80.9760636482.

The spelling of 530970 in words is "five hundred thirty thousand, nine hundred seventy".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 1609 3218 4827 8045 9654 16090 17699 24135 35398 48270 53097 88495 106194 176990 265485 530970