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83080283 = 1113580981
BaseRepresentation
bin1001111001110…
…11010001011011
312210022220201112
410330323101123
5132232032113
612124410535
72026112366
oct474732133
9183286645
1083080283
11429954a0
12239a6a4b
131429b440
14b0690dd
1574615a8
hex4f3b45b

83080283 has 8 divisors (see below), whose sum is σ = 97604976. Its totient is φ = 69717600.

The previous prime is 83080253. The next prime is 83080289. The reversal of 83080283 is 38208038.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 83080283 - 210 = 83079259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83080289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290348 + ... + 290633.

It is an arithmetic number, because the mean of its divisors is an integer number (12200622).

Almost surely, 283080283 is an apocalyptic number.

83080283 is a deficient number, since it is larger than the sum of its proper divisors (14524693).

83080283 is a wasteful number, since it uses less digits than its factorization.

83080283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581005.

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

The square root of 83080283 is about 9114.8386162345. The cubic root of 83080283 is about 436.3476644420.

The spelling of 83080283 in words is "eighty-three million, eighty thousand, two hundred eighty-three".

Divisors: 1 11 13 143 580981 6390791 7552753 83080283