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6425028027 = 3311199108709
BaseRepresentation
bin1011111101111011…
…00010010110111011
3121120202211020112000
411332331202112323
5101124301344102
62541314352043
7315134560065
oct57675422673
917522736460
106425028027
1127a7840720
1212b388b623
137b5161242
1444d44a735
152790e201c
hex17ef625bb

6425028027 has 32 divisors (see below), whose sum is σ = 10436160000. Its totient is φ = 3874353120.

The previous prime is 6425028007. The next prime is 6425028053. The reversal of 6425028027 is 7208205246.

6425028027 is a `hidden beast` number, since 642 + 5 + 0 + 2 + 8 + 0 + 2 + 7 = 666.

6425028027 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6425028027 - 27 = 6425027899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6425027982 and 6425028000.

It is not an unprimeable number, because it can be changed into a prime (6425028007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4749 + ... + 113457.

It is an arithmetic number, because the mean of its divisors is an integer number (326130000).

Almost surely, 26425028027 is an apocalyptic number.

6425028027 is a deficient number, since it is larger than the sum of its proper divisors (4011131973).

6425028027 is a wasteful number, since it uses less digits than its factorization.

6425028027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108928 (or 108922 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 6425028027 is about 80156.2725368389. The cubic root of 6425028027 is about 1859.0525898293.

The spelling of 6425028027 in words is "six billion, four hundred twenty-five million, twenty-eight thousand, twenty-seven".

Divisors: 1 3 9 11 27 33 99 199 297 597 1791 2189 5373 6567 19701 59103 108709 326127 978381 1195799 2935143 3587397 10762191 21633091 32286573 64899273 194697819 237964001 584093457 713892003 2141676009 6425028027