Base | Representation |
---|---|
bin | 111011101100011… |
… | …1101010000101000 |
3 | 12011121001112002022 |
4 | 1313120331100220 |
5 | 13100233443310 |
6 | 530431524012 |
7 | 100431324521 |
oct | 16730752050 |
9 | 5147045068 |
10 | 2003031080 |
11 | 938727996 |
12 | 47a989608 |
13 | 25bc98bbb |
14 | 150047848 |
15 | bacb0a55 |
hex | 7763d428 |
2003031080 has 32 divisors (see below), whose sum is σ = 4508865000. Its totient is φ = 800848896.
The previous prime is 2003031059. The next prime is 2003031083. The reversal of 2003031080 is 801303002.
2003031080 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 1638144676 + 364886404 = 40474^2 + 19102^2 .
It is not an unprimeable number, because it can be changed into a prime (2003031083) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88796 + ... + 109044.
Almost surely, 22003031080 is an apocalyptic number.
2003031080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2003031080 is an abundant number, since it is smaller than the sum of its proper divisors (2505833920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2003031080 is a wasteful number, since it uses less digits than its factorization.
2003031080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22733 (or 22729 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 2003031080 is about 44755.2352244964. The cubic root of 2003031080 is about 1260.5572155409.
Adding to 2003031080 its reverse (801303002), we get a palindrome (2804334082).
The spelling of 2003031080 in words is "two billion, three million, thirty-one thousand, eighty".
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