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82683355 = 531836427
BaseRepresentation
bin1001110110110…
…10010111011011
312202120202020111
410323122113123
5132131331410
612112105151
72022540226
oct473322733
9182522214
1082683355
1142744257
12238351b7
131418c881
14ada45bd
1573d3b8a
hex4eda5db

82683355 has 16 divisors (see below), whose sum is σ = 103670784. Its totient is φ = 63231840.

The previous prime is 82683331. The next prime is 82683371. The reversal of 82683355 is 55338628.

It is a happy number.

It is not a de Polignac number, because 82683355 - 211 = 82681307 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9652 + ... + 16078.

It is an arithmetic number, because the mean of its divisors is an integer number (6479424).

Almost surely, 282683355 is an apocalyptic number.

82683355 is a deficient number, since it is larger than the sum of its proper divisors (20987429).

82683355 is a wasteful number, since it uses less digits than its factorization.

82683355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6546.

The product of its digits is 172800, while the sum is 40.

The square root of 82683355 is about 9093.0388209883. The cubic root of 82683355 is about 435.6516502533.

It can be divided in two parts, 82683 and 355, that added together give a palindrome (83038).

The spelling of 82683355 in words is "eighty-two million, six hundred eighty-three thousand, three hundred fifty-five".

Divisors: 1 5 31 83 155 415 2573 6427 12865 32135 199237 533441 996185 2667205 16536671 82683355