Search a number
-
+
5338831 is a prime number
BaseRepresentation
bin10100010111011011001111
3101001020111111
4110113123033
52331320311
6310232451
763244051
oct24273317
911036444
105338831
113017163
121955727
13114c094
149cd8d1
15706d21
hex5176cf

5338831 has 2 divisors, whose sum is σ = 5338832. Its totient is φ = 5338830.

The previous prime is 5338811. The next prime is 5338877. The reversal of 5338831 is 1388335.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5338831 is a prime.

It is a super-2 number, since 2×53388312 = 57006232893122, which contains 22 as substring.

It is an Ulam number.

5338831 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5338793 and 5338802.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5338811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2669415 + 2669416.

It is an arithmetic number, because the mean of its divisors is an integer number (2669416).

Almost surely, 25338831 is an apocalyptic number.

5338831 is a deficient number, since it is larger than the sum of its proper divisors (1).

5338831 is an equidigital number, since it uses as much as digits as its factorization.

5338831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The square root of 5338831 is about 2310.5910499264. The cubic root of 5338831 is about 174.7761055089.

The spelling of 5338831 in words is "five million, three hundred thirty-eight thousand, eight hundred thirty-one".