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426292 = 22176269
BaseRepresentation
bin1101000000100110100
3210122202121
41220010310
5102120132
613045324
73423556
oct1500464
9718677
10426292
11271309
12186844
1311c059
14b14d6
1586497
hex68134

426292 has 12 divisors (see below), whose sum is σ = 790020. Its totient is φ = 200576.

The previous prime is 426287. The next prime is 426301. The reversal of 426292 is 292624.

It can be written as a sum of positive squares in 2 ways, for example, as 236196 + 190096 = 486^2 + 436^2 .

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

426292 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 3 ways as a sum of consecutive naturals, for example, 3067 + ... + 3202.

It is an arithmetic number, because the mean of its divisors is an integer number (65835).

2426292 is an apocalyptic number.

It is an amenable number.

426292 is a deficient number, since it is larger than the sum of its proper divisors (363728).

426292 is a wasteful number, since it uses less digits than its factorization.

426292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6290 (or 6288 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 426292 is about 652.9104073301. The cubic root of 426292 is about 75.2608399302.

It can be divided in two parts, 42629 and 2, that multiplied together give a palindrome (85258).

The spelling of 426292 in words is "four hundred twenty-six thousand, two hundred ninety-two".

Divisors: 1 2 4 17 34 68 6269 12538 25076 106573 213146 426292