Base | Representation |
---|---|
bin | 100010100011… |
… | …0100110000010 |
3 | 1021002100000221 |
4 | 1011012212002 |
5 | 14114134241 |
6 | 1444133254 |
7 | 306655153 |
oct | 105064602 |
9 | 37070027 |
10 | 18114946 |
11 | a253033 |
12 | 609722a |
13 | 39a3405 |
14 | 259792a |
15 | 18cc5d1 |
hex | 1146982 |
18114946 has 8 divisors (see below), whose sum is σ = 27269964. Its totient is φ = 9024960.
The previous prime is 18114931. The next prime is 18114949. The reversal of 18114946 is 64941181.
It can be written as a sum of positive squares in 2 ways, for example, as 17313921 + 801025 = 4161^2 + 895^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×181149463 (a number of 23 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (18114949) 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, 15555 + ... + 16678.
Almost surely, 218114946 is an apocalyptic number.
18114946 is a deficient number, since it is larger than the sum of its proper divisors (9155018).
18114946 is a wasteful number, since it uses less digits than its factorization.
18114946 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32516.
The product of its digits is 6912, while the sum is 34.
The square root of 18114946 is about 4256.1656452727. The cubic root of 18114946 is about 262.6308149195.
The spelling of 18114946 in words is "eighteen million, one hundred fourteen thousand, nine hundred forty-six".
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