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164106877 = 1137439377
BaseRepresentation
bin10011100100000…
…01001001111101
3102102210111022111
421302001021331
5314002410002
624141214021
74031612464
oct1162011175
9372714274
10164106877
11846a7a20
1246b61311
1327ccab7c
1417b1b9db
15e6193d7
hex9c8127d

164106877 has 16 divisors (see below), whose sum is σ = 188160192. Its totient is φ = 141765120.

The previous prime is 164106851. The next prime is 164106883. The reversal of 164106877 is 778601461.

It is a cyclic number.

It is not a de Polignac number, because 164106877 - 215 = 164074109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164106827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12813 + ... + 22189.

It is an arithmetic number, because the mean of its divisors is an integer number (11760012).

Almost surely, 2164106877 is an apocalyptic number.

It is an amenable number.

164106877 is a deficient number, since it is larger than the sum of its proper divisors (24053315).

164106877 is a wasteful number, since it uses less digits than its factorization.

164106877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9468.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 164106877 is about 12810.4206410250. The cubic root of 164106877 is about 547.4892467464.

The spelling of 164106877 in words is "one hundred sixty-four million, one hundred six thousand, eight hundred seventy-seven".

Divisors: 1 11 37 43 407 473 1591 9377 17501 103147 346949 403211 3816439 4435321 14918807 164106877