Search a number
-
+
8025965 = 523101691
BaseRepresentation
bin11110100111011101101101
3120002202112222
4132213131231
54023312330
6444005125
7125135213
oct36473555
916082488
108025965
114592032
1228307a5
1318801bc
1410cccb3
15a880e5
hex7a776d

8025965 has 16 divisors (see below), whose sum is σ = 10164096. Its totient is φ = 6072000.

The previous prime is 8025917. The next prime is 8025967. The reversal of 8025965 is 5695208.

It is not a de Polignac number, because 8025965 - 210 = 8024941 is a prime.

It is a super-2 number, since 2×80259652 = 128832228362450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8025967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11270 + ... + 11960.

It is an arithmetic number, because the mean of its divisors is an integer number (635256).

Almost surely, 28025965 is an apocalyptic number.

It is an amenable number.

8025965 is a deficient number, since it is larger than the sum of its proper divisors (2138131).

8025965 is a wasteful number, since it uses less digits than its factorization.

8025965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 8025965 is about 2833.0134133110. The cubic root of 8025965 is about 200.2161413305.

The spelling of 8025965 in words is "eight million, twenty-five thousand, nine hundred sixty-five".

Divisors: 1 5 23 101 115 505 691 2323 3455 11615 15893 69791 79465 348955 1605193 8025965