Search a number
-
+
11422660 = 225571133
BaseRepresentation
bin101011100100…
…101111000100
3210111022221111
4223210233010
510411011120
61044454404
7166043134
oct53445704
923438844
1011422660
1164a2017
1239aa404
13249c292
141734ac4
15100975a
hexae4bc4

11422660 has 12 divisors (see below), whose sum is σ = 23987628. Its totient is φ = 4569056.

The previous prime is 11422643. The next prime is 11422661. The reversal of 11422660 is 6622411.

11422660 is digitally balanced in base 2, 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 2 ways, for example, as 2458624 + 8964036 = 1568^2 + 2994^2 .

It is a super-2 number, since 2×114226602 = 260954322951200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11422661) 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, 285547 + ... + 285586.

It is an arithmetic number, because the mean of its divisors is an integer number (1998969).

Almost surely, 211422660 is an apocalyptic number.

11422660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11422660 is an abundant number, since it is smaller than the sum of its proper divisors (12564968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11422660 is a wasteful number, since it uses less digits than its factorization.

11422660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571142 (or 571140 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 11422660 is about 3379.7425937488. The cubic root of 11422660 is about 225.2107326096.

The spelling of 11422660 in words is "eleven million, four hundred twenty-two thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 571133 1142266 2284532 2855665 5711330 11422660