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828032 = 276469
BaseRepresentation
bin11001010001010000000
31120001211212
43022022000
5202444112
625425252
710016042
oct3121200
91501755
10828032
11516127
1233b228
1322cb7a
14177a92
15115522
hexca280

828032 has 16 divisors (see below), whose sum is σ = 1649850. Its totient is φ = 413952.

The previous prime is 828029. The next prime is 828043. The reversal of 828032 is 230828.

It can be written as a sum of positive squares in only one way, i.e., 817216 + 10816 = 904^2 + 104^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a zygodrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 827989 and 828007.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3107 + ... + 3362.

2828032 is an apocalyptic number.

It is an amenable number.

828032 is a deficient number, since it is larger than the sum of its proper divisors (821818).

828032 is an equidigital number, since it uses as much as digits as its factorization.

828032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6483 (or 6471 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 828032 is about 909.9626365956. The cubic root of 828032 is about 93.9036284074.

The spelling of 828032 in words is "eight hundred twenty-eight thousand, thirty-two".

Divisors: 1 2 4 8 16 32 64 128 6469 12938 25876 51752 103504 207008 414016 828032