Base | Representation |
---|---|
bin | 10011000000001011… |
… | …100000001110100001 |
3 | 1221122222221012021201 |
4 | 103000023200032201 |
5 | 313241423011431 |
6 | 13212402521201 |
7 | 1321430034604 |
oct | 230013401641 |
9 | 57588835251 |
10 | 20404110241 |
11 | 8720652029 |
12 | 3b55366201 |
13 | 1c02328018 |
14 | db7c3a33b |
15 | 7e6492461 |
hex | 4c02e03a1 |
20404110241 has 12 divisors (see below), whose sum is σ = 21545245200. Its totient is φ = 19320593688.
The previous prime is 20404110227. The next prime is 20404110257. The reversal of 20404110241 is 14201140402.
It is a de Polignac number, because none of the positive numbers 2k-20404110241 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20404111241) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 773650 + ... + 799588.
It is an arithmetic number, because the mean of its divisors is an integer number (1795437100).
Almost surely, 220404110241 is an apocalyptic number.
It is an amenable number.
20404110241 is a deficient number, since it is larger than the sum of its proper divisors (1141134959).
20404110241 is a wasteful number, since it uses less digits than its factorization.
20404110241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28156 (or 28137 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 20404110241 its reverse (14201140402), we get a palindrome (34605250643).
The spelling of 20404110241 in words is "twenty billion, four hundred four million, one hundred ten thousand, two hundred forty-one".
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