Search a number
-
+
514431371 is a prime number
BaseRepresentation
bin11110101010011…
…001100110001011
31022211222211011202
4132222121212023
52023143300441
6123014014415
715514410626
oct3652314613
91284884152
10514431371
112444239a3
1212434740b
138276897c
144c470dbd
153026919b
hex1ea9998b

514431371 has 2 divisors, whose sum is σ = 514431372. Its totient is φ = 514431370.

The previous prime is 514431349. The next prime is 514431389. The reversal of 514431371 is 173134415.

Adding to 514431371 its reverse (173134415), we get a palindrome (687565786).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-514431371 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (514431311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257215685 + 257215686.

It is an arithmetic number, because the mean of its divisors is an integer number (257215686).

Almost surely, 2514431371 is an apocalyptic number.

514431371 is a deficient number, since it is larger than the sum of its proper divisors (1).

514431371 is an equidigital number, since it uses as much as digits as its factorization.

514431371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5040, while the sum is 29.

The square root of 514431371 is about 22681.0795818894. The cubic root of 514431371 is about 801.2643398159.

The spelling of 514431371 in words is "five hundred fourteen million, four hundred thirty-one thousand, three hundred seventy-one".