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82000835 = 572980789
BaseRepresentation
bin1001110001100…
…11101111000011
312201022001222222
410320303233003
5131443011320
612045321255
72013665330
oct470635703
9181261888
1082000835
1142318494
122356622b
1313cb1007
14ac67987
1572eb825
hex4e33bc3

82000835 has 16 divisors (see below), whose sum is σ = 116337600. Its totient is φ = 54289536.

The previous prime is 82000829. The next prime is 82000847. The reversal of 82000835 is 53800028.

It is not a de Polignac number, because 82000835 - 26 = 82000771 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39380 + ... + 41409.

It is an arithmetic number, because the mean of its divisors is an integer number (7271100).

Almost surely, 282000835 is an apocalyptic number.

82000835 is a deficient number, since it is larger than the sum of its proper divisors (34336765).

82000835 is a wasteful number, since it uses less digits than its factorization.

82000835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80830.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 82000835 is about 9055.4312431822. The cubic root of 82000835 is about 434.4496232231.

The spelling of 82000835 in words is "eighty-two million, eight hundred thirty-five", and thus it is an aban number.

Divisors: 1 5 7 29 35 145 203 1015 80789 403945 565523 2342881 2827615 11714405 16400167 82000835