Search a number
-
+
3224181 = 37115137
BaseRepresentation
bin1100010011001001110101
320001210202010
430103021311
51311133211
6153034433
736255642
oct14231165
96053663
103224181
111902414
1210b5a19
1388b6cc
145dcdc9
1543a4a6
hex313275

3224181 has 8 divisors (see below), whose sum is σ = 4359744. Its totient is φ = 2119040.

The previous prime is 3224171. The next prime is 3224189. The reversal of 3224181 is 1814223.

3224181 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3224181 - 215 = 3191413 is a prime.

It is a super-3 number, since 3×32241813 (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3224189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7356 + ... + 7781.

It is an arithmetic number, because the mean of its divisors is an integer number (544968).

Almost surely, 23224181 is an apocalyptic number.

It is an amenable number.

3224181 is a deficient number, since it is larger than the sum of its proper divisors (1135563).

3224181 is a wasteful number, since it uses less digits than its factorization.

3224181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15211.

The product of its digits is 384, while the sum is 21.

The square root of 3224181 is about 1795.6004566718. The cubic root of 3224181 is about 147.7315104225.

The spelling of 3224181 in words is "three million, two hundred twenty-four thousand, one hundred eighty-one".

Divisors: 1 3 71 213 15137 45411 1074727 3224181