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827164 = 221315907
BaseRepresentation
bin11001001111100011100
31120000122201
43021330130
5202432124
625421244
710013362
oct3117434
91500581
10827164
11515508
1233a824
1322c660
14177632
15115144
hexc9f1c

827164 has 12 divisors (see below), whose sum is σ = 1558984. Its totient is φ = 381744.

The previous prime is 827161. The next prime is 827213. The reversal of 827164 is 461728.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 83 + 211 + 1 + 77 + 62 + 45 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (827161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7902 + ... + 8005.

2827164 is an apocalyptic number.

It is an amenable number.

827164 is a deficient number, since it is larger than the sum of its proper divisors (731820).

827164 is a wasteful number, since it uses less digits than its factorization.

827164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15924 (or 15922 counting only the distinct ones).

The product of its digits is 2688, while the sum is 28.

The square root of 827164 is about 909.4855688795. The cubic root of 827164 is about 93.8708048584.

It can be divided in two parts, 8 and 27164, that added together give a palindrome (27172).

The spelling of 827164 in words is "eight hundred twenty-seven thousand, one hundred sixty-four".

Divisors: 1 2 4 13 26 52 15907 31814 63628 206791 413582 827164