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3230040031 is a prime number
BaseRepresentation
bin1100000010000110…
…0111111111011111
322100002220000221021
43000201213333133
523103342240111
61252302545011
7143020613221
oct30041477737
98302800837
103230040031
111408300979
12761898167
133c6258aba
14228da8411
1513d883d71
hexc0867fdf

3230040031 has 2 divisors, whose sum is σ = 3230040032. Its totient is φ = 3230040030.

The previous prime is 3230039951. The next prime is 3230040049. The reversal of 3230040031 is 1300400323.

3230040031 is nontrivially palindromic in base 12.

It is a strong prime.

It is an emirp because it is prime and its reverse (1300400323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3230040031 - 27 = 3230039903 is a prime.

It is a super-2 number, since 2×32300400312 = 20866317203724961922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3230039987 and 3230040014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3230040631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615020015 + 1615020016.

It is an arithmetic number, because the mean of its divisors is an integer number (1615020016).

Almost surely, 23230040031 is an apocalyptic number.

3230040031 is a deficient number, since it is larger than the sum of its proper divisors (1).

3230040031 is an equidigital number, since it uses as much as digits as its factorization.

3230040031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 3230040031 is about 56833.4411328401. The cubic root of 3230040031 is about 1478.2094292463.

Adding to 3230040031 its reverse (1300400323), we get a palindrome (4530440354).

The spelling of 3230040031 in words is "three billion, two hundred thirty million, forty thousand, thirty-one".