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426853 = 7172211
BaseRepresentation
bin1101000001101100101
3210200112101
41220031211
5102124403
613052101
73425320
oct1501545
9720471
10426853
11271779
12187031
1311c39b
14b17b7
158671d
hex68365

426853 has 12 divisors (see below), whose sum is σ = 520672. Its totient is φ = 342720.

The previous prime is 426841. The next prime is 426859. The reversal of 426853 is 358624.

It is a de Polignac number, because none of the positive numbers 2k-426853 is a prime.

It is a super-3 number, since 3×4268533 = 233322310766857431, which contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426859) 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, 1918 + ... + 2128.

2426853 is an apocalyptic number.

It is an amenable number.

426853 is a deficient number, since it is larger than the sum of its proper divisors (93819).

426853 is a wasteful number, since it uses less digits than its factorization.

426853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252 (or 235 counting only the distinct ones).

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

The square root of 426853 is about 653.3398809196. The cubic root of 426853 is about 75.2938398643.

It can be divided in two parts, 426 and 853, that multiplied together give a triangular number (363378 = T852).

The spelling of 426853 in words is "four hundred twenty-six thousand, eight hundred fifty-three".

Divisors: 1 7 17 119 211 289 1477 2023 3587 25109 60979 426853