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607825 = 5241593
BaseRepresentation
bin10010100011001010001
31010212210001
42110121101
5123422300
621010001
75111041
oct2243121
91125701
10607825
11385739
12253901
1318387a
1411b721
15c016a
hex94651

607825 has 12 divisors (see below), whose sum is σ = 773388. Its totient is φ = 473600.

The previous prime is 607823. The next prime is 607837. The reversal of 607825 is 528706.

It can be written as a sum of positive squares in 6 ways, for example, as 77841 + 529984 = 279^2 + 728^2 .

It is not a de Polignac number, because 607825 - 21 = 607823 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 607793 and 607802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (607823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 729 + ... + 1321.

It is an arithmetic number, because the mean of its divisors is an integer number (64449).

2607825 is an apocalyptic number.

It is an amenable number.

607825 is a deficient number, since it is larger than the sum of its proper divisors (165563).

607825 is a wasteful number, since it uses less digits than its factorization.

607825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644 (or 639 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 607825 is about 779.6313231265. The cubic root of 607825 is about 84.7083429542.

The spelling of 607825 in words is "six hundred seven thousand, eight hundred twenty-five".

Divisors: 1 5 25 41 205 593 1025 2965 14825 24313 121565 607825