Base | Representation |
---|---|
bin | 111011101100101… |
… | …1000101001111010 |
3 | 12011121021020000020 |
4 | 1313121120221322 |
5 | 13100301041130 |
6 | 530434151310 |
7 | 100432302621 |
oct | 16731305172 |
9 | 5147236006 |
10 | 2003143290 |
11 | 9387a4225 |
12 | 47aa22536 |
13 | 25c007cb5 |
14 | 1500766b8 |
15 | bacd3e10 |
hex | 77658a7a |
2003143290 has 96 divisors (see below), whose sum is σ = 4968722304. Its totient is φ = 516804480.
The previous prime is 2003143271. The next prime is 2003143313. The reversal of 2003143290 is 923413002.
It is a super-3 number, since 3×20031432903 (a number of 29 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2003143290.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11067000 + ... + 11067180.
It is an arithmetic number, because the mean of its divisors is an integer number (51757524).
Almost surely, 22003143290 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2003143290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2484361152).
2003143290 is an abundant number, since it is smaller than the sum of its proper divisors (2965579014).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2003143290 is a wasteful number, since it uses less digits than its factorization.
2003143290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 452 (or 405 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 24.
The square root of 2003143290 is about 44756.4888033009. The cubic root of 2003143290 is about 1260.5807539481.
Adding to 2003143290 its reverse (923413002), we get a palindrome (2926556292).
The spelling of 2003143290 in words is "two billion, three million, one hundred forty-three thousand, two hundred ninety".
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