Search a number
-
+
87353148871 is a prime number
BaseRepresentation
bin101000101011010100…
…1110100010111000111
322100110210100201222001
41101112221310113013
52412344401230441
6104043545050131
76211456341262
oct1212651642707
9270423321861
1087353148871
113405663671a
1214b1a486947
138311657291
144329581cd9
152413ce4731
hex1456a745c7

87353148871 has 2 divisors, whose sum is σ = 87353148872. Its totient is φ = 87353148870.

The previous prime is 87353148787. The next prime is 87353148893. The reversal of 87353148871 is 17884135378.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 87353148871 - 221 = 87351051719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87353148271) 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, 43676574435 + 43676574436.

It is an arithmetic number, because the mean of its divisors is an integer number (43676574436).

Almost surely, 287353148871 is an apocalyptic number.

87353148871 is a deficient number, since it is larger than the sum of its proper divisors (1).

87353148871 is an equidigital number, since it uses as much as digits as its factorization.

87353148871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4515840, while the sum is 55.

The spelling of 87353148871 in words is "eighty-seven billion, three hundred fifty-three million, one hundred forty-eight thousand, eight hundred seventy-one".