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30194341 = 318111201
BaseRepresentation
bin111001100101…
…1101010100101
32002211000211221
41303023222211
530212204331
62555100341
7514435102
oct163135245
962730757
1030194341
1116053501
12a1416b1
136342598
14401daa9
1529b6711
hex1ccbaa5

30194341 has 8 divisors (see below), whose sum is σ = 31232768. Its totient is φ = 29160000.

The previous prime is 30194323. The next prime is 30194369. The reversal of 30194341 is 14349103.

It is a happy number.

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

It is a 6-Lehmer number, since φ(30194341) divides (30194341-1)6.

It is a cyclic number.

It is not a de Polignac number, because 30194341 - 29 = 30193829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30194441) 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, 24541 + ... + 25741.

It is an arithmetic number, because the mean of its divisors is an integer number (3904096).

Almost surely, 230194341 is an apocalyptic number.

30194341 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

30194341 is a deficient number, since it is larger than the sum of its proper divisors (1038427).

30194341 is a wasteful number, since it uses less digits than its factorization.

30194341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2043.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 30194341 is about 5494.9377612490. The cubic root of 30194341 is about 311.3927654816.

The spelling of 30194341 in words is "thirty million, one hundred ninety-four thousand, three hundred forty-one".

Divisors: 1 31 811 1201 25141 37231 974011 30194341