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4286425 = 5211213109
BaseRepresentation
bin10000010110011111011001
322001202212111
4100112133121
52044131200
6231512321
751301603
oct20263731
98052774
104286425
112468500
1215286a1
13b71060
147d8173
1559a0ba
hex4167d9

4286425 has 36 divisors (see below), whose sum is σ = 6349420. Its totient is φ = 2851200.

The previous prime is 4286423. The next prime is 4286453. The reversal of 4286425 is 5246824.

It can be written as a sum of positive squares in 6 ways, for example, as 234256 + 4052169 = 484^2 + 2013^2 .

It is not a de Polignac number, because 4286425 - 21 = 4286423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4286423) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 39271 + ... + 39379.

Almost surely, 24286425 is an apocalyptic number.

It is an amenable number.

4286425 is a deficient number, since it is larger than the sum of its proper divisors (2062995).

4286425 is a wasteful number, since it uses less digits than its factorization.

4286425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154 (or 138 counting only the distinct ones).

The product of its digits is 15360, while the sum is 31.

The square root of 4286425 is about 2070.3683247191. The cubic root of 4286425 is about 162.4420306048.

The spelling of 4286425 in words is "four million, two hundred eighty-six thousand, four hundred twenty-five".

Divisors: 1 5 11 13 25 55 65 109 121 143 275 325 545 605 715 1199 1417 1573 2725 3025 3575 5995 7085 7865 13189 15587 29975 35425 39325 65945 77935 171457 329725 389675 857285 4286425