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828075027 = 31321232693
BaseRepresentation
bin110001010110110…
…110110000010011
32010201011120101110
4301112312300103
53143441400102
6214100304403
726343343623
oct6126666023
92121146343
10828075027
1139547702a
121b13a2103
13102732930
147bd96883
154ca7086c
hex315b6c13

828075027 has 8 divisors (see below), whose sum is σ = 1189030864. Its totient is φ = 509584608.

The previous prime is 828075013. The next prime is 828075029. The reversal of 828075027 is 720570828.

828075027 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 828075027 - 26 = 828074963 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 21232693 = 828075027 / (8 + 2 + 8 + 0 + 7 + 5 + 0 + 2 + 7).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (828075029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10616308 + ... + 10616385.

It is an arithmetic number, because the mean of its divisors is an integer number (148628858).

Almost surely, 2828075027 is an apocalyptic number.

828075027 is a deficient number, since it is larger than the sum of its proper divisors (360955837).

828075027 is a wasteful number, since it uses less digits than its factorization.

828075027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21232709.

The product of its (nonzero) digits is 62720, while the sum is 39.

The square root of 828075027 is about 28776.2927945905. The cubic root of 828075027 is about 939.0525488301.

The spelling of 828075027 in words is "eight hundred twenty-eight million, seventy-five thousand, twenty-seven".

Divisors: 1 3 13 39 21232693 63698079 276025009 828075027