Base | Representation |
---|---|
bin | 111011111010001… |
… | …1101010000010010 |
3 | 12012002121202220000 |
4 | 1313310131100102 |
5 | 13104110140033 |
6 | 531250230430 |
7 | 100546521033 |
oct | 16764352022 |
9 | 5162552800 |
10 | 2010240018 |
11 | 941801096 |
12 | 481285416 |
13 | 260621247 |
14 | 150da2a8a |
15 | bb736a13 |
hex | 77d1d412 |
2010240018 has 20 divisors (see below), whose sum is σ = 4504427070. Its totient is φ = 670079952.
The previous prime is 2010240017. The next prime is 2010240049. The reversal of 2010240018 is 8100420102.
It can be written as a sum of positive squares in only one way, i.e., 1998358209 + 11881809 = 44703^2 + 3447^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (2010240017) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6204283 + ... + 6204606.
Almost surely, 22010240018 is an apocalyptic number.
2010240018 is an abundant number, since it is smaller than the sum of its proper divisors (2494187052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2010240018 is a wasteful number, since it uses less digits than its factorization.
2010240018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12408903 (or 12408894 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
The square root of 2010240018 is about 44835.7002621795. The cubic root of 2010240018 is about 1262.0676595372.
The spelling of 2010240018 in words is "two billion, ten million, two hundred forty thousand, eighteen".
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