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82093001 = 431190471
BaseRepresentation
bin1001110010010…
…10001111001001
312201110202102112
410321022033021
5132003434001
612051312105
72014531124
oct471121711
9181422375
1082093001
1142380761
12235ab635
1314013c53
14ac8d3bb
157318cbb
hex4e4a3c9

82093001 has 4 divisors (see below), whose sum is σ = 82283904. Its totient is φ = 81902100.

The previous prime is 82092971. The next prime is 82093009. The reversal of 82093001 is 10039028.

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.

It is a cyclic number.

It is not a de Polignac number, because 82093001 - 26 = 82092937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82093009) 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, 94805 + ... + 95666.

It is an arithmetic number, because the mean of its divisors is an integer number (20570976).

Almost surely, 282093001 is an apocalyptic number.

It is an amenable number.

82093001 is a deficient number, since it is larger than the sum of its proper divisors (190903).

82093001 is a wasteful number, since it uses less digits than its factorization.

82093001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190902.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 82093001 is about 9060.5188041304. The cubic root of 82093001 is about 434.6123308817.

The spelling of 82093001 in words is "eighty-two million, ninety-three thousand, one".

Divisors: 1 431 190471 82093001