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1080425 = 52231879
BaseRepresentation
bin100000111110001101001
32000220001202
410013301221
5234033200
635053545
712116633
oct4076151
92026052
101080425
11678815
124412b5
132baa08
14201a53
151651d5
hex107c69

1080425 has 12 divisors (see below), whose sum is σ = 1398720. Its totient is φ = 826320.

The previous prime is 1080419. The next prime is 1080433. The reversal of 1080425 is 5240801.

It is not a de Polignac number, because 1080425 - 212 = 1076329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1080397 and 1080406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 365 + ... + 1514.

It is an arithmetic number, because the mean of its divisors is an integer number (116560).

21080425 is an apocalyptic number.

It is an amenable number.

1080425 is a deficient number, since it is larger than the sum of its proper divisors (318295).

1080425 is a wasteful number, since it uses less digits than its factorization.

1080425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912 (or 1907 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1080425 is about 1039.4349426491. The cubic root of 1080425 is about 102.6120131797.

The spelling of 1080425 in words is "one million, eighty thousand, four hundred twenty-five".

Divisors: 1 5 23 25 115 575 1879 9395 43217 46975 216085 1080425