Search a number
-
+
5721714931 is a prime number
BaseRepresentation
bin1010101010000101…
…00111000011110011
3112202202102020022211
411111002213003303
543204224334211
62343432112551
7261534526432
oct52502470363
915682366284
105721714931
112476839129
121138235757
13702531b4a
143c3c8d119
152374b7e21
hex1550a70f3

5721714931 has 2 divisors, whose sum is σ = 5721714932. Its totient is φ = 5721714930.

The previous prime is 5721714923. The next prime is 5721714953. The reversal of 5721714931 is 1394171275.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5721714931 - 23 = 5721714923 is a prime.

It is a super-2 number, since 2×57217149312 = 65476043503256669522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5721714431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2860857465 + 2860857466.

It is an arithmetic number, because the mean of its divisors is an integer number (2860857466).

Almost surely, 25721714931 is an apocalyptic number.

5721714931 is a deficient number, since it is larger than the sum of its proper divisors (1).

5721714931 is an equidigital number, since it uses as much as digits as its factorization.

5721714931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52920, while the sum is 40.

The square root of 5721714931 is about 75642.0182901012. The cubic root of 5721714931 is about 1788.5815183598.

The spelling of 5721714931 in words is "five billion, seven hundred twenty-one million, seven hundred fourteen thousand, nine hundred thirty-one".