Search a number
-
+
5204931161 is a prime number
BaseRepresentation
bin1001101100011110…
…01111001001011001
3111102201222220021012
410312033033021121
541124430244121
62220251423305
7242661120263
oct46617171131
914381886235
105204931161
112231058901
121013154b35
1364c451531
143753a8b33
15206e36c5b
hex1363cf259

5204931161 has 2 divisors, whose sum is σ = 5204931162. Its totient is φ = 5204931160.

The previous prime is 5204931131. The next prime is 5204931187. The reversal of 5204931161 is 1611394025.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4925372761 + 279558400 = 70181^2 + 16720^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5204931161 is a prime.

It is not a weakly prime, because it can be changed into another prime (5204931101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2602465580 + 2602465581.

It is an arithmetic number, because the mean of its divisors is an integer number (2602465581).

Almost surely, 25204931161 is an apocalyptic number.

It is an amenable number.

5204931161 is a deficient number, since it is larger than the sum of its proper divisors (1).

5204931161 is an equidigital number, since it uses as much as digits as its factorization.

5204931161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 5204931161 is about 72145.2088568603. The cubic root of 5204931161 is about 1733.0256741385.

The spelling of 5204931161 in words is "five billion, two hundred four million, nine hundred thirty-one thousand, one hundred sixty-one".