Search a number
-
+
5288148181 is a prime number
BaseRepresentation
bin1001110110011001…
…01011110011010101
3111122112120202120001
410323030223303111
541312231220211
62232423211301
7245021342431
oct47314536325
914575522501
105288148181
112274026aa8
121036ba6b31
13663769c84
1438246b9c1
1520e3c3ac1
hex13b32bcd5

5288148181 has 2 divisors, whose sum is σ = 5288148182. Its totient is φ = 5288148180.

The previous prime is 5288148167. The next prime is 5288148221. The reversal of 5288148181 is 1818418825.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5075280081 + 212868100 = 71241^2 + 14590^2 .

It is a cyclic number.

It is not a de Polignac number, because 5288148181 - 25 = 5288148149 is a prime.

It is a super-2 number, since 2×52881481812 = 55929022368427217522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5288148121) 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, 2644074090 + 2644074091.

It is an arithmetic number, because the mean of its divisors is an integer number (2644074091).

Almost surely, 25288148181 is an apocalyptic number.

It is an amenable number.

5288148181 is a deficient number, since it is larger than the sum of its proper divisors (1).

5288148181 is an equidigital number, since it uses as much as digits as its factorization.

5288148181 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163840, while the sum is 46.

The square root of 5288148181 is about 72719.6547090262. The cubic root of 5288148181 is about 1742.2128209402.

The spelling of 5288148181 in words is "five billion, two hundred eighty-eight million, one hundred forty-eight thousand, one hundred eighty-one".