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82082003 = 731676733
BaseRepresentation
bin1001110010001…
…11100011010011
312201110012100012
410321013203103
5132003111003
612051145135
72014454063
oct471074323
9181405305
1082082003
1142373473
12235a51ab
131400bc43
14ac893a3
1573158d8
hex4e478d3

82082003 has 8 divisors (see below), whose sum is σ = 83717088. Its totient is φ = 80460864.

The previous prime is 82081991. The next prime is 82082023. The reversal of 82082003 is 30028028.

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 82082003 - 224 = 65304787 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82082003.

It is not an unprimeable number, because it can be changed into a prime (82082023) 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, 8825 + ... + 15557.

It is an arithmetic number, because the mean of its divisors is an integer number (10464636).

Almost surely, 282082003 is an apocalyptic number.

82082003 is a deficient number, since it is larger than the sum of its proper divisors (1635085).

82082003 is a wasteful number, since it uses less digits than its factorization.

82082003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6973.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 82082003 is about 9059.9118649135. The cubic root of 82082003 is about 434.5929216758.

The spelling of 82082003 in words is "eighty-two million, eighty-two thousand, three".

Divisors: 1 73 167 6733 12191 491509 1124411 82082003