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3033081 = 322911621
BaseRepresentation
bin1011100100011111111001
312201002121100
423210133321
51234024311
6145002013
734531542
oct13443771
95632540
103033081
111791887
121023309
1382272c
1458d4c9
153eda56
hex2e47f9

3033081 has 12 divisors (see below), whose sum is σ = 4532580. Its totient is φ = 1952160.

The previous prime is 3033073. The next prime is 3033097. The reversal of 3033081 is 1803303.

It can be written as a sum of positive squares in 2 ways, for example, as 810000 + 2223081 = 900^2 + 1491^2 .

It is not a de Polignac number, because 3033081 - 23 = 3033073 is a prime.

It is a super-2 number, since 2×30330812 = 18399160705122, which contains 22 as substring.

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3033011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5550 + ... + 6071.

It is an arithmetic number, because the mean of its divisors is an integer number (377715).

Almost surely, 23033081 is an apocalyptic number.

It is an amenable number.

3033081 is a deficient number, since it is larger than the sum of its proper divisors (1499499).

3033081 is a wasteful number, since it uses less digits than its factorization.

3033081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11656 (or 11653 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 3033081 is about 1741.5742878212. The cubic root of 3033081 is about 144.7531431929.

Adding to 3033081 its reverse (1803303), we get a palindrome (4836384).

The spelling of 3033081 in words is "three million, thirty-three thousand, eighty-one".

Divisors: 1 3 9 29 87 261 11621 34863 104589 337009 1011027 3033081