Search a number
-
+
8473344031 is a prime number
BaseRepresentation
bin1111110010000110…
…01111100000011111
3210212112002110211201
413321003033200133
5114323134002111
63520445100331
7416656143625
oct77103174037
923775073751
108473344031
113658a88869
1217858576a7
13a50624349
145a54c1515
15348d4a6c1
hex1f90cf81f

8473344031 has 2 divisors, whose sum is σ = 8473344032. Its totient is φ = 8473344030.

The previous prime is 8473344023. The next prime is 8473344037. The reversal of 8473344031 is 1304433748.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8473344031 - 23 = 8473344023 is a prime.

It is a super-2 number, since 2×84733440312 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8473344037) 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, 4236672015 + 4236672016.

It is an arithmetic number, because the mean of its divisors is an integer number (4236672016).

Almost surely, 28473344031 is an apocalyptic number.

8473344031 is a deficient number, since it is larger than the sum of its proper divisors (1).

8473344031 is an equidigital number, since it uses as much as digits as its factorization.

8473344031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 8473344031 is about 92050.7687691961. The cubic root of 8473344031 is about 2038.6919744282.

Adding to 8473344031 its reverse (1304433748), we get a palindrome (9777777779).

The spelling of 8473344031 in words is "eight billion, four hundred seventy-three million, three hundred forty-four thousand, thirty-one".