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8199235382 = 2131697185831
BaseRepresentation
bin1111010001011011…
…00110011100110110
3210011102022022110112
413220231212130312
5113243001013012
63433334023022
7410120231222
oct75055463466
923142268415
108199235382
113528288998
121709aa7a72
13a088c0390
1457ad2b782
1532ec53122
hex1e8b66736

8199235382 has 16 divisors (see below), whose sum is σ = 13252794912. Its totient is φ = 3782012160.

The previous prime is 8199235379. The next prime is 8199235397. The reversal of 8199235382 is 2835329918.

It is a self number, because there is not a number n which added to its sum of digits gives 8199235382.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48794 + ... + 137037.

It is an arithmetic number, because the mean of its divisors is an integer number (828299682).

Almost surely, 28199235382 is an apocalyptic number.

8199235382 is a deficient number, since it is larger than the sum of its proper divisors (5053559530).

8199235382 is a wasteful number, since it uses less digits than its factorization.

8199235382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187543.

The product of its digits is 933120, while the sum is 50.

The square root of 8199235382 is about 90549.6293863205. The cubic root of 8199235382 is about 2016.4669954289.

The spelling of 8199235382 in words is "eight billion, one hundred ninety-nine million, two hundred thirty-five thousand, three hundred eighty-two".

Divisors: 1 2 13 26 1697 3394 22061 44122 185831 371662 2415803 4831606 315355207 630710414 4099617691 8199235382