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3037081 = 23132047
BaseRepresentation
bin1011100101011110011001
312201022002111
423211132121
51234141311
6145032321
734546315
oct13453631
95638074
103037081
111794893
1210256a1
138244b8
14590b45
153eed21
hex2e5799

3037081 has 4 divisors (see below), whose sum is σ = 3169152. Its totient is φ = 2905012.

The previous prime is 3037079. The next prime is 3037087. The reversal of 3037081 is 1807303.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1807303 = 12491447.

It is a cyclic number.

It is not a de Polignac number, because 3037081 - 21 = 3037079 is a prime.

It is a super-2 number, since 2×30370812 = 18447722001122, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3037087) 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, 66001 + ... + 66046.

It is an arithmetic number, because the mean of its divisors is an integer number (792288).

Almost surely, 23037081 is an apocalyptic number.

It is an amenable number.

3037081 is a deficient number, since it is larger than the sum of its proper divisors (132071).

3037081 is a wasteful number, since it uses less digits than its factorization.

3037081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132070.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 3037081 is about 1742.7222957201. The cubic root of 3037081 is about 144.8167482891.

The spelling of 3037081 in words is "three million, thirty-seven thousand, eighty-one".

Divisors: 1 23 132047 3037081