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713025 = 32523169
BaseRepresentation
bin10101110000101000001
31100020002100
42232011001
5140304100
623141013
76026535
oct2560501
91306070
10713025
11447785
122a4769
131bc711
14147bc5
15e1400
hexae141

713025 has 18 divisors (see below), whose sum is σ = 1277510. Its totient is φ = 380160.

The previous prime is 713021. The next prime is 713039. The reversal of 713025 is 520317.

It can be written as a sum of positive squares in 3 ways, for example, as 123201 + 589824 = 351^2 + 768^2 .

It is not a de Polignac number, because 713025 - 22 = 713021 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 712989 and 713007.

It is not an unprimeable number, because it can be changed into a prime (713021) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1360 + ... + 1809.

2713025 is an apocalyptic number.

713025 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

713025 is a deficient number, since it is larger than the sum of its proper divisors (564485).

713025 is a wasteful number, since it uses less digits than its factorization.

713025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3185 (or 3177 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 713025 is about 844.4080767023. The cubic root of 713025 is about 89.3377312134.

The spelling of 713025 in words is "seven hundred thirteen thousand, twenty-five".

Divisors: 1 3 5 9 15 25 45 75 225 3169 9507 15845 28521 47535 79225 142605 237675 713025