Base | Representation |
---|---|
bin | 10010101000010001… |
… | …111011100101110100 |
3 | 1220122001102220021021 |
4 | 102220101323211310 |
5 | 311431301021004 |
6 | 13104520430524 |
7 | 1305460621156 |
oct | 225021734564 |
9 | 56561386237 |
10 | 20003142004 |
11 | 853528571a |
12 | 3a63018444 |
13 | 1b6a237b01 |
14 | d7a8a2ad6 |
15 | 7c118bd54 |
hex | 4a847b974 |
20003142004 has 24 divisors (see below), whose sum is σ = 37101947400. Its totient is φ = 9403769856.
The previous prime is 20003142001. The next prime is 20003142017. The reversal of 20003142004 is 40024130002.
It can be written as a sum of positive squares in 4 ways, for example, as 11119702500 + 8883439504 = 105450^2 + 94252^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20003142001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79729 + ... + 215320.
It is an arithmetic number, because the mean of its divisors is an integer number (1545914475).
Almost surely, 220003142004 is an apocalyptic number.
It is an amenable number.
20003142004 is a deficient number, since it is larger than the sum of its proper divisors (17098805396).
20003142004 is a wasteful number, since it uses less digits than its factorization.
20003142004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 296067 (or 296065 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
Adding to 20003142004 its reverse (40024130002), we get a palindrome (60027272006).
The spelling of 20003142004 in words is "twenty billion, three million, one hundred forty-two thousand, four".
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