Search a number
-
+
33097182 = 2319728001
BaseRepresentation
bin111111001000…
…0010111011110
32022021111210120
41332100113132
531433102212
63141215410
7551215146
oct176202736
968244716
1033097182
1117756448
12b101566
136b1a941
144577926
152d8b88c
hex1f905de

33097182 has 16 divisors (see below), whose sum is σ = 66532752. Its totient is φ = 10976000.

The previous prime is 33097177. The next prime is 33097187. The reversal of 33097182 is 28179033.

It is an interprime number because it is at equal distance from previous prime (33097177) and next prime (33097187).

It is a super-2 number, since 2×330971822 = 2190846912682248, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33097187) 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, 12819 + ... + 15182.

It is an arithmetic number, because the mean of its divisors is an integer number (4158297).

Almost surely, 233097182 is an apocalyptic number.

33097182 is an abundant number, since it is smaller than the sum of its proper divisors (33435570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33097182 is a wasteful number, since it uses less digits than its factorization.

33097182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28203.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 33097182 is about 5753.0150356139. The cubic root of 33097182 is about 321.0679876567.

The spelling of 33097182 in words is "thirty-three million, ninety-seven thousand, one hundred eighty-two".

Divisors: 1 2 3 6 197 394 591 1182 28001 56002 84003 168006 5516197 11032394 16548591 33097182