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4286530 = 251932221
BaseRepresentation
bin10000010110100001000010
322001210000101
4100112201002
52044132110
6231513014
751302113
oct20264102
98053011
104286530
112468596
12152876a
13b71111
147d820a
1559a13a
hex416842

4286530 has 16 divisors (see below), whose sum is σ = 7759224. Its totient is φ = 1704960.

The previous prime is 4286489. The next prime is 4286537. The reversal of 4286530 is 356824.

It can be written as a sum of positive squares in 4 ways, for example, as 3272481 + 1014049 = 1809^2 + 1007^2 .

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (4286537) 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 7 ways as a sum of consecutive naturals, for example, 820 + ... + 3040.

Almost surely, 24286530 is an apocalyptic number.

4286530 is a deficient number, since it is larger than the sum of its proper divisors (3472694).

4286530 is a wasteful number, since it uses less digits than its factorization.

4286530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2421.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 4286530 is about 2070.3936823706. The cubic root of 4286530 is about 162.4433569839.

The spelling of 4286530 in words is "four million, two hundred eighty-six thousand, five hundred thirty".

Divisors: 1 2 5 10 193 386 965 1930 2221 4442 11105 22210 428653 857306 2143265 4286530