Search a number
-
+
82019035 = 5723139733
BaseRepresentation
bin1001110001110…
…00001011011011
312201022222222001
410320320023123
5131444102120
612045541431
72014102360
oct470701333
9181288861
1082019035
114233012a
1223574877
1313cb9397
14ac70467
157301e0a
hex4e382db

82019035 has 32 divisors (see below), whose sum is σ = 118379520. Its totient is φ = 53336448.

The previous prime is 82018967. The next prime is 82019057. The reversal of 82019035 is 53091028.

It is not a de Polignac number, because 82019035 - 213 = 82010843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82018994 and 82019012.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111529 + ... + 112261.

It is an arithmetic number, because the mean of its divisors is an integer number (3699360).

Almost surely, 282019035 is an apocalyptic number.

82019035 is a deficient number, since it is larger than the sum of its proper divisors (36360485).

82019035 is a wasteful number, since it uses less digits than its factorization.

82019035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 82019035 is about 9056.4361091988. The cubic root of 82019035 is about 434.4817627260.

The spelling of 82019035 in words is "eighty-two million, nineteen thousand, thirty-five".

Divisors: 1 5 7 23 35 115 139 161 695 733 805 973 3197 3665 4865 5131 15985 16859 22379 25655 84295 101887 111895 118013 509435 590065 713209 2343401 3566045 11717005 16403807 82019035