Base | Representation |
---|---|
bin | 100010100001… |
… | …0111110010010 |
3 | 1021001120200121 |
4 | 1011002332102 |
5 | 14113200424 |
6 | 1443540454 |
7 | 306564004 |
oct | 105027622 |
9 | 37046617 |
10 | 18100114 |
11 | a24297a |
12 | 608a72a |
13 | 3999736 |
14 | 2592374 |
15 | 18c7ee4 |
hex | 1142f92 |
18100114 has 12 divisors (see below), whose sum is σ = 27487566. Its totient is φ = 8938272.
The previous prime is 18100111. The next prime is 18100151. The reversal of 18100114 is 41100181.
It can be written as a sum of positive squares in only one way, i.e., 18020025 + 80089 = 4245^2 + 283^2 .
It is a super-2 number, since 2×181001142 = 655228253625992, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18100111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 63817 + ... + 64099.
Almost surely, 218100114 is an apocalyptic number.
18100114 is a deficient number, since it is larger than the sum of its proper divisors (9387452).
18100114 is an equidigital number, since it uses as much as digits as its factorization.
18100114 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 681 (or 398 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 16.
The square root of 18100114 is about 4254.4228750795. The cubic root of 18100114 is about 262.5591171464.
Adding to 18100114 its reverse (41100181), we get a palindrome (59200295).
The spelling of 18100114 in words is "eighteen million, one hundred thousand, one hundred fourteen".
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