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234356349 = 383639341
BaseRepresentation
bin11011111011111…
…11111001111101
3121022222112110210
431331333321331
5434443400344
635131023033
75543665443
oct1575777175
9538875423
10234356349
11110319437
126659aa79
13397260c6
14231a6b93
1515893db9
hexdf7fe7d

234356349 has 8 divisors (see below), whose sum is σ = 312545952. Its totient is φ = 156202160.

The previous prime is 234356341. The next prime is 234356351. The reversal of 234356349 is 943653432.

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 234356349 - 23 = 234356341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234356341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20419 + ... + 29759.

It is an arithmetic number, because the mean of its divisors is an integer number (39068244).

Almost surely, 2234356349 is an apocalyptic number.

It is an amenable number.

234356349 is a deficient number, since it is larger than the sum of its proper divisors (78189603).

234356349 is an equidigital number, since it uses as much as digits as its factorization.

234356349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17707.

The product of its digits is 233280, while the sum is 39.

The square root of 234356349 is about 15308.7017411667. The cubic root of 234356349 is about 616.5366635456.

The spelling of 234356349 in words is "two hundred thirty-four million, three hundred fifty-six thousand, three hundred forty-nine".

Divisors: 1 3 8363 9341 25089 28023 78118783 234356349