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716125 = 5317337
BaseRepresentation
bin10101110110101011101
31100101100011
42232311131
5140404000
623203221
76041554
oct2566535
91311304
10716125
1144a043
122a6511
131c0c57
14148d9b
15e22ba
hexaed5d

716125 has 16 divisors (see below), whose sum is σ = 949104. Its totient is φ = 537600.

The previous prime is 716123. The next prime is 716137. The reversal of 716125 is 521617.

It can be written as a sum of positive squares in 8 ways, for example, as 213444 + 502681 = 462^2 + 709^2 .

It is not a de Polignac number, because 716125 - 21 = 716123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 716096 and 716105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (716123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1957 + ... + 2293.

It is an arithmetic number, because the mean of its divisors is an integer number (59319).

2716125 is an apocalyptic number.

It is an amenable number.

716125 is a deficient number, since it is larger than the sum of its proper divisors (232979).

716125 is a wasteful number, since it uses less digits than its factorization.

716125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369 (or 359 counting only the distinct ones).

The product of its digits is 420, while the sum is 22.

The square root of 716125 is about 846.2416912443. The cubic root of 716125 is about 89.4670144667.

It can be divided in two parts, 71612 and 5, that added together give a palindrome (71617).

The spelling of 716125 in words is "seven hundred sixteen thousand, one hundred twenty-five".

Divisors: 1 5 17 25 85 125 337 425 1685 2125 5729 8425 28645 42125 143225 716125