Base | Representation |
---|---|
bin | 10011000001101110… |
… | …101001110111110100 |
3 | 1221201210211201021121 |
4 | 103001232221313310 |
5 | 313320101231004 |
6 | 13215131553324 |
7 | 1322164000414 |
oct | 230156516764 |
9 | 57653751247 |
10 | 20430102004 |
11 | 8734295024 |
12 | 3b61bbb844 |
13 | 1c07828770 |
14 | dbb484644 |
15 | 7e88c8854 |
hex | 4c1ba9df4 |
20430102004 has 24 divisors (see below), whose sum is σ = 39830573160. Its totient is φ = 9104129664.
The previous prime is 20430101977. The next prime is 20430102023. The reversal of 20430102004 is 40020103402.
It can be written as a sum of positive squares in 4 ways, for example, as 3335062500 + 17095039504 = 57750^2 + 130748^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6772399 + ... + 6775414.
It is an arithmetic number, because the mean of its divisors is an integer number (1659607215).
Almost surely, 220430102004 is an apocalyptic number.
It is an amenable number.
20430102004 is a deficient number, since it is larger than the sum of its proper divisors (19400471156).
20430102004 is a wasteful number, since it uses less digits than its factorization.
20430102004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13547859 (or 13547857 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
Adding to 20430102004 its reverse (40020103402), we get a palindrome (60450205406).
The spelling of 20430102004 in words is "twenty billion, four hundred thirty million, one hundred two thousand, four".
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