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30044041 = 265911299
BaseRepresentation
bin111001010011…
…0111110001001
32002112101200021
41302212332021
530142402131
62551540441
7513240646
oct162467611
962471607
1030044041
1115a60595
12a08a721
1362bc051
143dc0dcd
152986e11
hex1ca6f89

30044041 has 4 divisors (see below), whose sum is σ = 30058000. Its totient is φ = 30030084.

The previous prime is 30044033. The next prime is 30044051. The reversal of 30044041 is 14044003.

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.

It is a cyclic number.

It is not a de Polignac number, because 30044041 - 23 = 30044033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30044051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2991 + ... + 8308.

It is an arithmetic number, because the mean of its divisors is an integer number (7514500).

Almost surely, 230044041 is an apocalyptic number.

It is an amenable number.

30044041 is a deficient number, since it is larger than the sum of its proper divisors (13959).

30044041 is a wasteful number, since it uses less digits than its factorization.

30044041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13958.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 30044041 is about 5481.2444754818. The cubic root of 30044041 is about 310.8752269473.

Adding to 30044041 its reverse (14044003), we get a palindrome (44088044).

The spelling of 30044041 in words is "thirty million, forty-four thousand, forty-one".

Divisors: 1 2659 11299 30044041