Base | Representation |
---|---|
bin | 10011000001011000… |
… | …100110100011011001 |
3 | 1221201101222000120021 |
4 | 103001120212203121 |
5 | 313312111234431 |
6 | 13214404030441 |
7 | 1322063603032 |
oct | 230130464331 |
9 | 57641860507 |
10 | 20424321241 |
11 | 8730aa6935 |
12 | 3b60092421 |
13 | 1c065834ac |
14 | dba7bba89 |
15 | 7e8135b11 |
hex | 4c16268d9 |
20424321241 has 16 divisors (see below), whose sum is σ = 21469304448. Its totient is φ = 19392912000.
The previous prime is 20424321221. The next prime is 20424321277. The reversal of 20424321241 is 14212342402.
It is a cyclic number.
It is not a de Polignac number, because 20424321241 - 215 = 20424288473 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20424321221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1921341 + ... + 1931941.
It is an arithmetic number, because the mean of its divisors is an integer number (1341831528).
Almost surely, 220424321241 is an apocalyptic number.
It is an amenable number.
20424321241 is a deficient number, since it is larger than the sum of its proper divisors (1044983207).
20424321241 is a wasteful number, since it uses less digits than its factorization.
20424321241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11232.
The product of its (nonzero) digits is 3072, while the sum is 25.
Adding to 20424321241 its reverse (14212342402), we get a palindrome (34636663643).
The spelling of 20424321241 in words is "twenty billion, four hundred twenty-four million, three hundred twenty-one thousand, two hundred forty-one".
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