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83080002461 = 709117179129
BaseRepresentation
bin100110101011111110…
…1000011101110011101
321221102222200102002012
41031113331003232131
52330121440034321
6102055540441005
76000541240421
oct1152775035635
9257388612065
1083080002461
113226354a565
12141273a9165
137ab027a891
144041c48b81
152263ab705b
hex1357f43b9d

83080002461 has 4 divisors (see below), whose sum is σ = 83197182300. Its totient is φ = 82962822624.

The previous prime is 83080002431. The next prime is 83080002463. The reversal of 83080002461 is 16420008038.

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 30074149561 + 53005852900 = 173419^2 + 230230^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-83080002461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83080002463) by changing a digit.

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, 58588856 + ... + 58590273.

It is an arithmetic number, because the mean of its divisors is an integer number (20799295575).

Almost surely, 283080002461 is an apocalyptic number.

It is an amenable number.

83080002461 is a deficient number, since it is larger than the sum of its proper divisors (117179839).

83080002461 is a wasteful number, since it uses less digits than its factorization.

83080002461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117179838.

The product of its (nonzero) digits is 9216, while the sum is 32.

The spelling of 83080002461 in words is "eighty-three billion, eighty million, two thousand, four hundred sixty-one".

Divisors: 1 709 117179129 83080002461