Base | Representation |
---|---|
bin | 101100100010… |
… | …010000010000 |
3 | 210222010121002 |
4 | 230202100100 |
5 | 10442042030 |
6 | 1054121132 |
7 | 201142565 |
oct | 54422020 |
9 | 23863532 |
10 | 11674640 |
11 | 665436a |
12 | 3ab01a8 |
13 | 2559b93 |
14 | 179c86c |
15 | 1059245 |
hex | b22410 |
11674640 has 20 divisors (see below), whose sum is σ = 27143724. Its totient is φ = 4669824.
The previous prime is 11674613. The next prime is 11674643. The reversal of 11674640 is 4647611.
It can be written as a sum of positive squares in 2 ways, for example, as 9265936 + 2408704 = 3044^2 + 1552^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is not an unprimeable number, because it can be changed into a prime (11674643) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72887 + ... + 73046.
Almost surely, 211674640 is an apocalyptic number.
11674640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11674640 is an abundant number, since it is smaller than the sum of its proper divisors (15469084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11674640 is a wasteful number, since it uses less digits than its factorization.
11674640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145946 (or 145940 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 29.
The square root of 11674640 is about 3416.8172324548. The cubic root of 11674640 is about 226.8547266653.
The spelling of 11674640 in words is "eleven million, six hundred seventy-four thousand, six hundred forty".
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