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5351242 = 213205817
BaseRepresentation
bin10100011010011101001010
3101001212112011
4110122131022
52332214432
6310410134
763325201
oct24323512
911055464
105351242
113025516
12196094a
131154920
149d4238
1570a847
hex51a74a

5351242 has 8 divisors (see below), whose sum is σ = 8644356. Its totient is φ = 2469792.

The previous prime is 5351239. The next prime is 5351257. The reversal of 5351242 is 2421535.

It can be written as a sum of positive squares in 2 ways, for example, as 5112121 + 239121 = 2261^2 + 489^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102883 + ... + 102934.

Almost surely, 25351242 is an apocalyptic number.

5351242 is a deficient number, since it is larger than the sum of its proper divisors (3293114).

5351242 is a wasteful number, since it uses less digits than its factorization.

5351242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205832.

The product of its digits is 1200, while the sum is 22.

The square root of 5351242 is about 2313.2751673763. The cubic root of 5351242 is about 174.9114327348.

Adding to 5351242 its reverse (2421535), we get a palindrome (7772777).

The spelling of 5351242 in words is "five million, three hundred fifty-one thousand, two hundred forty-two".

Divisors: 1 2 13 26 205817 411634 2675621 5351242