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164924 = 2241231
BaseRepresentation
bin101000010000111100
322101020022
4220100330
520234144
63311312
71254554
oct502074
9271208
10164924
11102a01
127b538
135a0b6
1444164
1533cee
hex2843c

164924 has 6 divisors (see below), whose sum is σ = 288624. Its totient is φ = 82460.

The previous prime is 164911. The next prime is 164953. The reversal of 164924 is 429461.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 164893 and 164902.

It is a congruent number.

It is an unprimeable number.

164924 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20612 + ... + 20619.

It is an arithmetic number, because the mean of its divisors is an integer number (48104).

2164924 is an apocalyptic number.

It is an amenable number.

164924 is a deficient number, since it is larger than the sum of its proper divisors (123700).

164924 is a wasteful number, since it uses less digits than its factorization.

164924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41235 (or 41233 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 164924 is about 406.1083599238. The cubic root of 164924 is about 54.8396431139.

The spelling of 164924 in words is "one hundred sixty-four thousand, nine hundred twenty-four".

Divisors: 1 2 4 41231 82462 164924