Search a number
-
+
5212868431 is a prime number
BaseRepresentation
bin1001101101011011…
…00000111101001111
3111110021221011011011
410312231200331033
541133443242211
62221133510051
7243115436101
oct46655407517
914407834134
105212868431
11223558a231
121015942327
13650ca0244
14376473571
152079a3921
hex136b60f4f

5212868431 has 2 divisors, whose sum is σ = 5212868432. Its totient is φ = 5212868430.

The previous prime is 5212868411. The next prime is 5212868449. The reversal of 5212868431 is 1348682125.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5212868431 - 27 = 5212868303 is a prime.

It is a super-2 number, since 2×52128684312 = 54347994557832803522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5212868411) 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, 2606434215 + 2606434216.

It is an arithmetic number, because the mean of its divisors is an integer number (2606434216).

Almost surely, 25212868431 is an apocalyptic number.

5212868431 is a deficient number, since it is larger than the sum of its proper divisors (1).

5212868431 is an equidigital number, since it uses as much as digits as its factorization.

5212868431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 92160, while the sum is 40.

The square root of 5212868431 is about 72200.1968903133. The cubic root of 5212868431 is about 1733.9061536959.

The spelling of 5212868431 in words is "five billion, two hundred twelve million, eight hundred sixty-eight thousand, four hundred thirty-one".