Search a number
-
+
8864261 = 71266323
BaseRepresentation
bin100001110100…
…001000000101
3121200100110222
4201310020011
54232124021
6513554125
7135226220
oct41641005
917610428
108864261
11500493a
122b75945
131ab4933
14126a5b7
15ba16ab
hex874205

8864261 has 4 divisors (see below), whose sum is σ = 10130592. Its totient is φ = 7597932.

The previous prime is 8864249. The next prime is 8864267. The reversal of 8864261 is 1624688.

8864261 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8864261 - 210 = 8863237 is a prime.

It is a super-2 number, since 2×88642612 = 157150246152242, 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 (8864267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 633155 + ... + 633168.

It is an arithmetic number, because the mean of its divisors is an integer number (2532648).

Almost surely, 28864261 is an apocalyptic number.

It is an amenable number.

8864261 is a deficient number, since it is larger than the sum of its proper divisors (1266331).

8864261 is a wasteful number, since it uses less digits than its factorization.

8864261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266330.

The product of its digits is 18432, while the sum is 35.

The square root of 8864261 is about 2977.2908826650. The cubic root of 8864261 is about 206.9573453306.

The spelling of 8864261 in words is "eight million, eight hundred sixty-four thousand, two hundred sixty-one".

Divisors: 1 7 1266323 8864261