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164460005 = 5233738651
BaseRepresentation
bin10011100110101…
…11010111100101
3102110110102201022
421303113113211
5314100210010
624152540525
74034613143
oct1163272745
9373412638
10164460005
1184919266
12470b1745
13280c2818
1417bb0593
15e688d55
hex9cd75e5

164460005 has 16 divisors (see below), whose sum is σ = 211503744. Its totient is φ = 122443200.

The previous prime is 164460001. The next prime is 164460019. The reversal of 164460005 is 500064461.

It is a happy number.

It is not a de Polignac number, because 164460005 - 22 = 164460001 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 (164460001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15071 + ... + 23580.

It is an arithmetic number, because the mean of its divisors is an integer number (13218984).

Almost surely, 2164460005 is an apocalyptic number.

It is an amenable number.

164460005 is a deficient number, since it is larger than the sum of its proper divisors (47043739).

164460005 is a wasteful number, since it uses less digits than its factorization.

164460005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38716.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 164460005 is about 12824.1960761679. The cubic root of 164460005 is about 547.8816643359.

The spelling of 164460005 in words is "one hundred sixty-four million, four hundred sixty thousand, five".

Divisors: 1 5 23 37 115 185 851 4255 38651 193255 888973 1430087 4444865 7150435 32892001 164460005