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164043103 = 731755959
BaseRepresentation
bin10011100011100…
…01100101011111
3102102200020211111
421301301211133
5313443334403
624140002451
74031225530
oct1161614537
9372606744
10164043103
1184664014
1246b30427
1327ca7b33
1417b02687
15e60556d
hex9c7195f

164043103 has 8 divisors (see below), whose sum is σ = 193525760. Its totient is φ = 136072440.

The previous prime is 164043079. The next prime is 164043119. The reversal of 164043103 is 301340461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-164043103 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 (164049103) 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, 377763 + ... + 378196.

It is an arithmetic number, because the mean of its divisors is an integer number (24190720).

Almost surely, 2164043103 is an apocalyptic number.

164043103 is a deficient number, since it is larger than the sum of its proper divisors (29482657).

164043103 is an equidigital number, since it uses as much as digits as its factorization.

164043103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755997.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 164043103 is about 12807.9312537193. The cubic root of 164043103 is about 547.4183171512.

Adding to 164043103 its reverse (301340461), we get a palindrome (465383564).

The spelling of 164043103 in words is "one hundred sixty-four million, forty-three thousand, one hundred three".

Divisors: 1 7 31 217 755959 5291713 23434729 164043103