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9706525 = 521572473
BaseRepresentation
bin100101000001…
…110000011101
3200021010211221
4211001300131
54441102100
6544013341
7145334623
oct45016035
920233757
109706525
11552a724
123301251
13201b10a
141409513
15cbb01a
hex941c1d

9706525 has 12 divisors (see below), whose sum is σ = 12117652. Its totient is φ = 7712640.

The previous prime is 9706523. The next prime is 9706531. The reversal of 9706525 is 5256079.

9706525 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 139876 + 9566649 = 374^2 + 3093^2 .

It is not a de Polignac number, because 9706525 - 21 = 9706523 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9706523) 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, 2689 + ... + 5161.

Almost surely, 29706525 is an apocalyptic number.

It is an amenable number.

9706525 is a deficient number, since it is larger than the sum of its proper divisors (2411127).

9706525 is a wasteful number, since it uses less digits than its factorization.

9706525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2640 (or 2635 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 9706525 is about 3115.5296499953. The cubic root of 9706525 is about 213.3149330376.

The spelling of 9706525 in words is "nine million, seven hundred six thousand, five hundred twenty-five".

Divisors: 1 5 25 157 785 2473 3925 12365 61825 388261 1941305 9706525