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73083053 = 82878819
BaseRepresentation
bin1000101101100…
…10100010101101
312002112000002202
410112302202231
5122202124203
611130231245
71545124061
oct426624255
9162460082
1073083053
113828741a
1220585525
13121aac14
1499c5aa1
156639388
hex45b28ad

73083053 has 4 divisors (see below), whose sum is σ = 73100160. Its totient is φ = 73065948.

The previous prime is 73083047. The next prime is 73083067. The reversal of 73083053 is 35038037.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 73083053 - 24 = 73083037 is a prime.

It is a super-2 number, since 2×730830532 = 10682265271601618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73083553) 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 3 ways as a sum of consecutive naturals, for example, 3878 + ... + 12696.

It is an arithmetic number, because the mean of its divisors is an integer number (18275040).

Almost surely, 273083053 is an apocalyptic number.

It is an amenable number.

73083053 is a deficient number, since it is larger than the sum of its proper divisors (17107).

73083053 is an equidigital number, since it uses as much as digits as its factorization.

73083053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17106.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 73083053 is about 8548.8626728940. The cubic root of 73083053 is about 418.0923557594.

The spelling of 73083053 in words is "seventy-three million, eighty-three thousand, fifty-three".

Divisors: 1 8287 8819 73083053