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829042 = 2414521
BaseRepresentation
bin11001010011001110010
31120010020021
43022121302
5203012132
625434054
710022014
oct3123162
91503207
10829042
11516965
1233b92a
13230476
141781b4
15115997
hexca672

829042 has 4 divisors (see below), whose sum is σ = 1243566. Its totient is φ = 414520.

The previous prime is 829013. The next prime is 829057. The reversal of 829042 is 240928.

829042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 720801 + 108241 = 849^2 + 329^2 .

It is a junction number, because it is equal to n+sod(n) for n = 828998 and 829016.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207259 + ... + 207262.

2829042 is an apocalyptic number.

829042 is a deficient number, since it is larger than the sum of its proper divisors (414524).

829042 is a wasteful number, since it uses less digits than its factorization.

829042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414523.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 829042 is about 910.5174353081. The cubic root of 829042 is about 93.9417928460.

The spelling of 829042 in words is "eight hundred twenty-nine thousand, forty-two".

Divisors: 1 2 414521 829042