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286029 = 3261521
BaseRepresentation
bin1000101110101001101
3112112100200
41011311031
533123104
610044113
72300622
oct1056515
9475320
10286029
11185997
12119639
13a0263
1476349
1559b39
hex45d4d

286029 has 12 divisors (see below), whose sum is σ = 420732. Its totient is φ = 187200.

The previous prime is 286019. The next prime is 286043. The reversal of 286029 is 920682.

It can be written as a sum of positive squares in 2 ways, for example, as 38025 + 248004 = 195^2 + 498^2 .

It is not a de Polignac number, because 286029 - 25 = 285997 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 285993 and 286011.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 286029.

It is not an unprimeable number, because it can be changed into a prime (286009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 289 + ... + 809.

It is an arithmetic number, because the mean of its divisors is an integer number (35061).

2286029 is an apocalyptic number.

It is an amenable number.

286029 is a deficient number, since it is larger than the sum of its proper divisors (134703).

286029 is a wasteful number, since it uses less digits than its factorization.

286029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588 (or 585 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 286029 is about 534.8167910603. The cubic root of 286029 is about 65.8875495632.

The spelling of 286029 in words is "two hundred eighty-six thousand, twenty-nine".

Divisors: 1 3 9 61 183 521 549 1563 4689 31781 95343 286029