Base | Representation |
---|---|
bin | 10010101000001010… |
… | …101011110011010101 |
3 | 1220121220212101101210 |
4 | 102220022223303111 |
5 | 311430304223300 |
6 | 13104412012033 |
7 | 1305435516561 |
oct | 225012536325 |
9 | 56556771353 |
10 | 20001242325 |
11 | 85341a8439 |
12 | 3a62461019 |
13 | 1b69a2123c |
14 | d7a52a6a1 |
15 | 7c0e14050 |
hex | 4a82abcd5 |
20001242325 has 12 divisors (see below), whose sum is σ = 33068720768. Its totient is φ = 10667329200.
The previous prime is 20001242299. The next prime is 20001242363. The reversal of 20001242325 is 52324210002.
It is not a de Polignac number, because 20001242325 - 211 = 20001240277 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 133341541 + ... + 133341690.
Almost surely, 220001242325 is an apocalyptic number.
20001242325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20001242325 is a deficient number, since it is larger than the sum of its proper divisors (13067478443).
20001242325 is a wasteful number, since it uses less digits than its factorization.
20001242325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 266683244 (or 266683239 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
Adding to 20001242325 its reverse (52324210002), we get a palindrome (72325452327).
The spelling of 20001242325 in words is "twenty billion, one million, two hundred forty-two thousand, three hundred twenty-five".
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