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82099382 = 2157261463
BaseRepresentation
bin1001110010010…
…11110010110110
312201111002011212
410321023302312
5132004140012
612051401422
72014555541
oct471136266
9181432155
1082099382
1142385532
12235b3272
1314016b21
14ac91858
15731ab22
hex4e4bcb6

82099382 has 8 divisors (see below), whose sum is σ = 123933936. Its totient is φ = 40788072.

The previous prime is 82099373. The next prime is 82099387. The reversal of 82099382 is 28399028.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82099387) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130418 + ... + 131045.

It is an arithmetic number, because the mean of its divisors is an integer number (15491742).

Almost surely, 282099382 is an apocalyptic number.

82099382 is a deficient number, since it is larger than the sum of its proper divisors (41834554).

82099382 is a wasteful number, since it uses less digits than its factorization.

82099382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261622.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 82099382 is about 9060.8709294416. The cubic root of 82099382 is about 434.6235912385.

The spelling of 82099382 in words is "eighty-two million, ninety-nine thousand, three hundred eighty-two".

Divisors: 1 2 157 314 261463 522926 41049691 82099382