Search a number
-
+
30653041 is a prime number
BaseRepresentation
bin111010011101…
…1101001110001
32010200100001211
41310323221301
530321344131
63013000121
7521355316
oct164735161
963610054
1030653041
11163370a1
12a323041
1364732c3
1440dcd0d
152a575b1
hex1d3ba71

30653041 has 2 divisors, whose sum is σ = 30653042. Its totient is φ = 30653040.

The previous prime is 30653033. The next prime is 30653047. The reversal of 30653041 is 14035603.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23970816 + 6682225 = 4896^2 + 2585^2 .

It is a cyclic number.

It is not a de Polignac number, because 30653041 - 23 = 30653033 is a prime.

It is not a weakly prime, because it can be changed into another prime (30653047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15326520 + 15326521.

It is an arithmetic number, because the mean of its divisors is an integer number (15326521).

Almost surely, 230653041 is an apocalyptic number.

It is an amenable number.

30653041 is a deficient number, since it is larger than the sum of its proper divisors (1).

30653041 is an equidigital number, since it uses as much as digits as its factorization.

30653041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 30653041 is about 5536.5188521308. The cubic root of 30653041 is about 312.9616974841.

Adding to 30653041 its reverse (14035603), we get a palindrome (44688644).

The spelling of 30653041 in words is "thirty million, six hundred fifty-three thousand, forty-one".