Search a number
-
+
60081080285 = 512016216057
BaseRepresentation
bin110111111101000111…
…001000011111011101
312202002011011002222202
4313331013020133131
51441021224032120
643333442021245
74224602520242
oct677507103735
9182064132882
1060081080285
1123531226966
12b789047825
1358864a81a5
142c9d55b5c9
15186991b875
hexdfd1c87dd

60081080285 has 4 divisors (see below), whose sum is σ = 72097296348. Its totient is φ = 48064864224.

The previous prime is 60081080273. The next prime is 60081080351. The reversal of 60081080285 is 58208018006.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47076414841 + 13004665444 = 216971^2 + 114038^2 .

It is a cyclic number.

It is not a de Polignac number, because 60081080285 - 26 = 60081080221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6008108024 + ... + 6008108033.

It is an arithmetic number, because the mean of its divisors is an integer number (18024324087).

Almost surely, 260081080285 is an apocalyptic number.

It is an amenable number.

60081080285 is a deficient number, since it is larger than the sum of its proper divisors (12016216063).

60081080285 is a wasteful number, since it uses less digits than its factorization.

60081080285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12016216062.

The product of its (nonzero) digits is 30720, while the sum is 38.

The spelling of 60081080285 in words is "sixty billion, eighty-one million, eighty thousand, two hundred eighty-five".

Divisors: 1 5 12016216057 60081080285