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73057283 = 138296779
BaseRepresentation
bin1000101101011…
…00010000000011
312002110200202022
410112230100003
5122200313113
611125512055
71544655665
oct426542003
9162420668
1073057283
113826a022
122057262b
131219c280
1499ba535
156631908
hex45ac403

73057283 has 8 divisors (see below), whose sum is σ = 78783600. Its totient is φ = 67346208.

The previous prime is 73057249. The next prime is 73057289. The reversal of 73057283 is 38275037.

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 73057283 - 28 = 73057027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73057289) 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, 7388 + ... + 14166.

It is an arithmetic number, because the mean of its divisors is an integer number (9847950).

Almost surely, 273057283 is an apocalyptic number.

73057283 is a deficient number, since it is larger than the sum of its proper divisors (5726317).

73057283 is a wasteful number, since it uses less digits than its factorization.

73057283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7621.

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 73057283 is about 8547.3553219695. The cubic root of 73057283 is about 418.0432084483.

The spelling of 73057283 in words is "seventy-three million, fifty-seven thousand, two hundred eighty-three".

Divisors: 1 13 829 6779 10777 88127 5619791 73057283