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193304942 = 2791223449
BaseRepresentation
bin10111000010110…
…01100101101110
3111110201220112022
423201121211232
5343441224232
631103110142
74535031155
oct1341314556
9443656468
10193304942
119a12a956
12548a2352
1331081b2c
141b95c59c
1511e85812
hexb85996e

193304942 has 8 divisors (see below), whose sum is σ = 293628000. Its totient is φ = 95428944.

The previous prime is 193304929. The next prime is 193304963. The reversal of 193304942 is 249403391.

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

It is a congruent number.

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, 611567 + ... + 611882.

It is an arithmetic number, because the mean of its divisors is an integer number (36703500).

Almost surely, 2193304942 is an apocalyptic number.

193304942 is a deficient number, since it is larger than the sum of its proper divisors (100323058).

193304942 is a wasteful number, since it uses less digits than its factorization.

193304942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223530.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 193304942 is about 13903.4147604105. The cubic root of 193304942 is about 578.2038588391.

The spelling of 193304942 in words is "one hundred ninety-three million, three hundred four thousand, nine hundred forty-two".

Divisors: 1 2 79 158 1223449 2446898 96652471 193304942