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82083319 = 3118114629
BaseRepresentation
bin1001110010001…
…11110111110111
312201110021010221
410321013313313
5132003131234
612051155211
72014460653
oct471076767
9181407127
1082083319
114237445a
12235a5b07
131400c716
14ac89a63
157315eb4
hex4e47df7

82083319 has 8 divisors (see below), whose sum is σ = 85205120. Its totient is φ = 78991200.

The previous prime is 82083307. The next prime is 82083341. The reversal of 82083319 is 91338028.

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 82083319 - 29 = 82082807 is a prime.

It is a super-2 number, since 2×820833192 = 13475342516111522, 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 (82083359) 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, 1704 + ... + 12925.

It is an arithmetic number, because the mean of its divisors is an integer number (10650640).

Almost surely, 282083319 is an apocalyptic number.

82083319 is a deficient number, since it is larger than the sum of its proper divisors (3121801).

82083319 is a wasteful number, since it uses less digits than its factorization.

82083319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14841.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 82083319 is about 9059.9844922605. The cubic root of 82083319 is about 434.5952442362.

The spelling of 82083319 in words is "eighty-two million, eighty-three thousand, three hundred nineteen".

Divisors: 1 31 181 5611 14629 453499 2647849 82083319