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1425627 = 33719397
BaseRepresentation
bin101011100000011011011
32200102121000
411130003123
5331110002
650320043
715055230
oct5340333
92612530
101425627
11894105
12589023
133abb88
14291787
151d261c
hex15c0db

1425627 has 32 divisors (see below), whose sum is σ = 2547200. Its totient is φ = 769824.

The previous prime is 1425607. The next prime is 1425629. The reversal of 1425627 is 7265241.

1425627 is a `hidden beast` number, since 14 + 25 + 627 = 666.

It is not a de Polignac number, because 1425627 - 28 = 1425371 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1425627.

It is not an unprimeable number, because it can be changed into a prime (1425629) 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 31 ways as a sum of consecutive naturals, for example, 3393 + ... + 3789.

It is an arithmetic number, because the mean of its divisors is an integer number (79600).

21425627 is an apocalyptic number.

1425627 is a deficient number, since it is larger than the sum of its proper divisors (1121573).

1425627 is a wasteful number, since it uses less digits than its factorization.

1425627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432 (or 426 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 1425627 is about 1193.9962311498. The cubic root of 1425627 is about 112.5473578393.

The spelling of 1425627 in words is "one million, four hundred twenty-five thousand, six hundred twenty-seven".

Divisors: 1 3 7 9 19 21 27 57 63 133 171 189 397 399 513 1191 1197 2779 3573 3591 7543 8337 10719 22629 25011 52801 67887 75033 158403 203661 475209 1425627