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344236042 = 21453118457
BaseRepresentation
bin10100100001001…
…010000000001010
3212222202000002001
4110201022000022
51201111023132
654054101214
711346646423
oct2441120012
9788660061
10344236042
111673486a7
129734a80a
1356418787
1433a0a64a
152034ace7
hex1484a00a

344236042 has 8 divisors (see below), whose sum is σ = 516713796. Its totient is φ = 171998112.

The previous prime is 344236021. The next prime is 344236051. The reversal of 344236042 is 240632443.

It can be written as a sum of positive squares in 2 ways, for example, as 209931121 + 134304921 = 14489^2 + 11589^2 .

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

It is a super-2 number, since 2×3442360422 = 236996905223651528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 344236042.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56323 + ... + 62134.

Almost surely, 2344236042 is an apocalyptic number.

344236042 is a deficient number, since it is larger than the sum of its proper divisors (172477754).

344236042 is a wasteful number, since it uses less digits than its factorization.

344236042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119912.

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 344236042 is about 18553.5991656606. The cubic root of 344236042 is about 700.8398368864.

Adding to 344236042 its reverse (240632443), we get a palindrome (584868485).

The spelling of 344236042 in words is "three hundred forty-four million, two hundred thirty-six thousand, forty-two".

Divisors: 1 2 1453 2906 118457 236914 172118021 344236042