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343427641 = 1931583069
BaseRepresentation
bin10100011110000…
…100101000111001
3212221012221011021
4110132010220321
51200404141031
654024502441
711340041524
oct2436045071
9787187137
10343427641
111669462a7
129701aa21
13561c482b
1433879bbb
152023b511
hex14784a39

343427641 has 8 divisors (see below), whose sum is σ = 373164800. Its totient is φ = 314856720.

The previous prime is 343427587. The next prime is 343427653. The reversal of 343427641 is 146724343.

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 343427641 - 29 = 343427129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343427597 and 343427606.

It is not an unprimeable number, because it can be changed into a prime (343427671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290946 + ... + 292123.

It is an arithmetic number, because the mean of its divisors is an integer number (46645600).

Almost surely, 2343427641 is an apocalyptic number.

343427641 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

343427641 is a deficient number, since it is larger than the sum of its proper divisors (29737159).

343427641 is a wasteful number, since it uses less digits than its factorization.

343427641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583119.

The product of its digits is 48384, while the sum is 34.

The square root of 343427641 is about 18531.8008029441. The cubic root of 343427641 is about 700.2907914287.

The spelling of 343427641 in words is "three hundred forty-three million, four hundred twenty-seven thousand, six hundred forty-one".

Divisors: 1 19 31 589 583069 11078311 18075139 343427641