Search a number
-
+
8230260725 = 522111560239
BaseRepresentation
bin1111010101000111…
…11100111111110101
3210020120200120020022
413222203330333311
5113323421320400
63440403014525
7410645030141
oct75243747765
923216616208
108230260725
113543849775
12171836a445
13a12163c7b
145810c6221
15332830b85
hex1ea8fcff5

8230260725 has 12 divisors (see below), whose sum is σ = 10253897280. Its totient is φ = 6552999600.

The previous prime is 8230260691. The next prime is 8230260733. The reversal of 8230260725 is 5270620328.

It is not a de Polignac number, because 8230260725 - 210 = 8230259701 is a prime.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 774845 + ... + 785394.

It is an arithmetic number, because the mean of its divisors is an integer number (854491440).

Almost surely, 28230260725 is an apocalyptic number.

It is an amenable number.

8230260725 is a deficient number, since it is larger than the sum of its proper divisors (2023636555).

8230260725 is a wasteful number, since it uses less digits than its factorization.

8230260725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1560460 (or 1560455 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 8230260725 is about 90720.7844157005. The cubic root of 8230260725 is about 2019.0071849776.

The spelling of 8230260725 in words is "eight billion, two hundred thirty million, two hundred sixty thousand, seven hundred twenty-five".

Divisors: 1 5 25 211 1055 5275 1560239 7801195 39005975 329210429 1646052145 8230260725