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73065361 = 1933471091
BaseRepresentation
bin1000101101011…
…10001110010001
312002111002211111
410112232032101
5122201042421
611130013321
71545021355
oct426561621
9162432744
1073065361
11382750a6
1220577241
13121a2b55
1499bd465
156633ee1
hex45ae391

73065361 has 8 divisors (see below), whose sum is σ = 73723104. Its totient is φ = 72410880.

The previous prime is 73065359. The next prime is 73065367. The reversal of 73065361 is 16356037.

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 73065361 - 21 = 73065359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73065367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66426 + ... + 67516.

It is an arithmetic number, because the mean of its divisors is an integer number (9215388).

Almost surely, 273065361 is an apocalyptic number.

It is an amenable number.

73065361 is a deficient number, since it is larger than the sum of its proper divisors (657743).

73065361 is a wasteful number, since it uses less digits than its factorization.

73065361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 73065361 is about 8547.8278527355. The cubic root of 73065361 is about 418.0586156668.

The spelling of 73065361 in words is "seventy-three million, sixty-five thousand, three hundred sixty-one".

Divisors: 1 193 347 1091 66971 210563 378577 73065361