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262428 = 223191151
BaseRepresentation
bin1000000000100011100
3111022222120
41000010130
531344203
65342540
72142045
oct1000434
9438876
10262428
1116a191
12107a50
13925aa
146b8cc
1552b53
hex4011c

262428 has 24 divisors (see below), whose sum is σ = 645120. Its totient is φ = 82800.

The previous prime is 262411. The next prime is 262433. The reversal of 262428 is 824262.

It is a d-powerful number, because it can be written as 216 + 63 + 4 + 216 + 217 + 82 .

It is a junction number, because it is equal to n+sod(n) for n = 262398 and 262407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348 + ... + 803.

It is an arithmetic number, because the mean of its divisors is an integer number (26880).

2262428 is an apocalyptic number.

It is an amenable number.

262428 is an abundant number, since it is smaller than the sum of its proper divisors (382692).

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

262428 is a wasteful number, since it uses less digits than its factorization.

262428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177 (or 1175 counting only the distinct ones).

The product of its digits is 1536, while the sum is 24.

The square root of 262428 is about 512.2772686739. The cubic root of 262428 is about 64.0231036379.

The spelling of 262428 in words is "two hundred sixty-two thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 1151 2302 3453 4604 6906 13812 21869 43738 65607 87476 131214 262428