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530850860 = 22565940277
BaseRepresentation
bin11111101001000…
…010010000101100
31100222220000110222
4133221002100230
52041344211420
6124401550512
716104105101
oct3751022054
91328800428
10530850860
11252719121
12129945438
1385c97447
1450706aa8
153190e225
hex1fa4242c

530850860 has 24 divisors (see below), whose sum is σ = 1116506160. Its totient is φ = 212012864.

The previous prime is 530850847. The next prime is 530850863. The reversal of 530850860 is 68058035.

It is a self number, because there is not a number n which added to its sum of digits gives 530850860.

It is not an unprimeable number, because it can be changed into a prime (530850863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6959 + ... + 33318.

It is an arithmetic number, because the mean of its divisors is an integer number (46521090).

Almost surely, 2530850860 is an apocalyptic number.

It is an amenable number.

530850860 is an abundant number, since it is smaller than the sum of its proper divisors (585655300).

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

530850860 is a wasteful number, since it uses less digits than its factorization.

530850860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40945 (or 40943 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 530850860 is about 23040.2009539848. The cubic root of 530850860 is about 809.7000667705.

The spelling of 530850860 in words is "five hundred thirty million, eight hundred fifty thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 659 1318 2636 3295 6590 13180 40277 80554 161108 201385 402770 805540 26542543 53085086 106170172 132712715 265425430 530850860