Base | Representation |
---|---|
bin | 111101100101011010111 |
3 | 10210112012000 |
4 | 13230223113 |
5 | 1004034012 |
6 | 111130343 |
7 | 23103255 |
oct | 7545327 |
9 | 3715160 |
10 | 2018007 |
11 | 1159182 |
12 | 8139b3 |
13 | 5586b4 |
14 | 3a75d5 |
15 | 29cddc |
hex | 1ecad7 |
2018007 has 16 divisors (see below), whose sum is σ = 3087360. Its totient is φ = 1301400.
The previous prime is 2017991. The next prime is 2018021. The reversal of 2018007 is 7008102.
It is not a de Polignac number, because 2018007 - 24 = 2017991 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2018077) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 369 + ... + 2042.
It is an arithmetic number, because the mean of its divisors is an integer number (192960).
22018007 is an apocalyptic number.
2018007 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
2018007 is a deficient number, since it is larger than the sum of its proper divisors (1069353).
2018007 is a wasteful number, since it uses less digits than its factorization.
2018007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2451 (or 2445 counting only the distinct ones).
The product of its (nonzero) digits is 112, while the sum is 18.
The square root of 2018007 is about 1420.5657323757. The cubic root of 2018007 is about 126.3690991266.
The spelling of 2018007 in words is "two million, eighteen thousand, seven".
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