Base | Representation |
---|---|
bin | 111100001001010… |
… | …0110011100110010 |
3 | 12012122111020101002 |
4 | 1320102212130302 |
5 | 13113121021002 |
6 | 532131442002 |
7 | 101003631632 |
oct | 17022463462 |
9 | 5178436332 |
10 | 2018142002 |
11 | 946208a58 |
12 | 483a56302 |
13 | 262159b86 |
14 | 15205c6c2 |
15 | bc298002 |
hex | 784a6732 |
2018142002 has 4 divisors (see below), whose sum is σ = 3027213006. Its totient is φ = 1009071000.
The previous prime is 2018142001. The next prime is 2018142031. The reversal of 2018142002 is 2002418102.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2002418102 = 2 ⋅1001209051.
It can be written as a sum of positive squares in only one way, i.e., 1871514121 + 146627881 = 43261^2 + 12109^2 .
It is not an unprimeable number, because it can be changed into a prime (2018142001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504535499 + ... + 504535502.
Almost surely, 22018142002 is an apocalyptic number.
2018142002 is a deficient number, since it is larger than the sum of its proper divisors (1009071004).
2018142002 is a wasteful number, since it uses less digits than its factorization.
2018142002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1009071003.
The product of its (nonzero) digits is 256, while the sum is 20.
The square root of 2018142002 is about 44923.7353967811. The cubic root of 2018142002 is about 1263.7191703897.
The spelling of 2018142002 in words is "two billion, eighteen million, one hundred forty-two thousand, two".
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