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340433443 = 7479101531
BaseRepresentation
bin10100010010101…
…001101000100011
3212201120210220001
4110102221220203
51144122332233
653440400431
711302431220
oct2422515043
9781523801
10340433443
11165190759
1296016117
13556b6a0c
14332da947
151ed4927d
hex144a9a23

340433443 has 8 divisors (see below), whose sum is σ = 389882880. Its totient is φ = 291188040.

The previous prime is 340433417. The next prime is 340433453. The reversal of 340433443 is 344334043.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 340433443 - 29 = 340432931 is a prime.

It is a super-2 number, since 2×3404334432 = 231789858225668498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340433453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47413 + ... + 54118.

It is an arithmetic number, because the mean of its divisors is an integer number (48735360).

Almost surely, 2340433443 is an apocalyptic number.

340433443 is a deficient number, since it is larger than the sum of its proper divisors (49449437).

340433443 is a wasteful number, since it uses less digits than its factorization.

340433443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102017.

The product of its (nonzero) digits is 20736, while the sum is 28.

The square root of 340433443 is about 18450.8385446299. The cubic root of 340433443 is about 698.2496698542.

Adding to 340433443 its reverse (344334043), we get a palindrome (684767486).

The spelling of 340433443 in words is "three hundred forty million, four hundred thirty-three thousand, four hundred forty-three".

Divisors: 1 7 479 3353 101531 710717 48633349 340433443