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164048033 = 198634107
BaseRepresentation
bin10011100011100…
…10110010100001
3102102200111121002
421301302302201
5313444014113
624140041345
74031246102
oct1161626241
9372614532
10164048033
1184667796
1246b33255
1327caa156
1417b043a9
15e606c58
hex9c72ca1

164048033 has 4 divisors (see below), whose sum is σ = 172682160. Its totient is φ = 155413908.

The previous prime is 164048021. The next prime is 164048057. The reversal of 164048033 is 330840461.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 164048033 - 26 = 164047969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 164047987 and 164048005.

It is not an unprimeable number, because it can be changed into a prime (164048333) 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 3 ways as a sum of consecutive naturals, for example, 4317035 + ... + 4317072.

It is an arithmetic number, because the mean of its divisors is an integer number (43170540).

Almost surely, 2164048033 is an apocalyptic number.

It is an amenable number.

164048033 is a deficient number, since it is larger than the sum of its proper divisors (8634127).

164048033 is an equidigital number, since it uses as much as digits as its factorization.

164048033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8634126.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 164048033 is about 12808.1237111452. The cubic root of 164048033 is about 547.4238009645.

Adding to 164048033 its reverse (330840461), we get a palindrome (494888494).

The spelling of 164048033 in words is "one hundred sixty-four million, forty-eight thousand, thirty-three".

Divisors: 1 19 8634107 164048033