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164108111 = 1910979241
BaseRepresentation
bin10011100100000…
…01011101001111
3102102210120000012
421302001131033
5314002424421
624141223435
74031616206
oct1162013517
9372716005
10164108111
11846a8942
1246b61b7b
1327ccb5bb
1417b1c23d
15e61995b
hex9c8174f

164108111 has 8 divisors (see below), whose sum is σ = 174332400. Its totient is φ = 154042560.

The previous prime is 164108099. The next prime is 164108171. The reversal of 164108111 is 111801461.

164108111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 164108111 - 214 = 164091727 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 (164108171) 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, 37550 + ... + 41691.

It is an arithmetic number, because the mean of its divisors is an integer number (21791550).

Almost surely, 2164108111 is an apocalyptic number.

164108111 is a deficient number, since it is larger than the sum of its proper divisors (10224289).

164108111 is a wasteful number, since it uses less digits than its factorization.

164108111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79369.

The product of its (nonzero) digits is 192, while the sum is 23.

The square root of 164108111 is about 12810.4688048486. The cubic root of 164108111 is about 547.4906190229.

Adding to 164108111 its reverse (111801461), we get a palindrome (275909572).

The spelling of 164108111 in words is "one hundred sixty-four million, one hundred eight thousand, one hundred eleven".

Divisors: 1 19 109 2071 79241 1505579 8637269 164108111