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194003349 = 3417971979
BaseRepresentation
bin10111001000001…
…00000110010101
3111112001101120020
423210010012111
5344131101344
631130055353
74544000301
oct1344040625
9445041506
10194003349
119a567651
1254b7a559
13312679a7
141baa0d01
1512072719
hexb904195

194003349 has 16 divisors (see below), whose sum is σ = 265446720. Its totient is φ = 125959040.

The previous prime is 194003333. The next prime is 194003351. The reversal of 194003349 is 943300491.

It is a cyclic number.

It is not a de Polignac number, because 194003349 - 24 = 194003333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194001349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97042 + ... + 99020.

It is an arithmetic number, because the mean of its divisors is an integer number (16590420).

Almost surely, 2194003349 is an apocalyptic number.

It is an amenable number.

194003349 is a deficient number, since it is larger than the sum of its proper divisors (71443371).

194003349 is a wasteful number, since it uses less digits than its factorization.

194003349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2820.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 194003349 is about 13928.5084987589. The cubic root of 194003349 is about 578.8993683260.

The spelling of 194003349 in words is "one hundred ninety-four million, three thousand, three hundred forty-nine".

Divisors: 1 3 41 123 797 1979 2391 5937 32677 81139 98031 243417 1577263 4731789 64667783 194003349