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426042 = 23223669
BaseRepresentation
bin1101000000000111010
3210122102100
41220000322
5102113132
613044230
73423051
oct1500072
9718370
10426042
11271101
12186676
1311bbc6
14b1398
158637c
hex6803a

426042 has 12 divisors (see below), whose sum is σ = 923130. Its totient is φ = 142008.

The previous prime is 426011. The next prime is 426061. The reversal of 426042 is 240624.

426042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 385641 + 40401 = 621^2 + 201^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 23669 = 426042 / (4 + 2 + 6 + 0 + 4 + 2).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 426042.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 11817 + ... + 11852.

2426042 is an apocalyptic number.

426042 is an abundant number, since it is smaller than the sum of its proper divisors (497088).

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

426042 is a wasteful number, since it uses less digits than its factorization.

426042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23677 (or 23674 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 426042 is about 652.7189287894. The cubic root of 426042 is about 75.2461247512.

Adding to 426042 its product of nonzero digits (384), we get a triangular number (426426 = T923).

Adding to 426042 its reverse (240624), we get a palindrome (666666).

It can be divided in two parts, 42 and 6042, that added together give a square (6084 = 782).

The spelling of 426042 in words is "four hundred twenty-six thousand, forty-two".

Divisors: 1 2 3 6 9 18 23669 47338 71007 142014 213021 426042