Base | Representation |
---|---|
bin | 10011000001111110… |
… | …101110000000011001 |
3 | 1221202002202200000100 |
4 | 103001332232000121 |
5 | 313322141010431 |
6 | 13215402130013 |
7 | 1322244540156 |
oct | 230176560031 |
9 | 57662680010 |
10 | 20434313241 |
11 | 8736700a91 |
12 | 3b634b0909 |
13 | 1c08671514 |
14 | dbbc5d22d |
15 | 7e8e5b4e6 |
hex | 4c1fae019 |
20434313241 has 12 divisors (see below), whose sum is σ = 30202654768. Its totient is φ = 13306064184.
The previous prime is 20434313197. The next prime is 20434313257. The reversal of 20434313241 is 14231343402.
20434313241 is a `hidden beast` number, since 204 + 3 + 431 + 3 + 24 + 1 = 666.
It is a de Polignac number, because none of the positive numbers 2k-20434313241 is a prime.
It is a super-2 number, since 2×204343132412 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20434318241) 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, 26400535 + ... + 26401308.
Almost surely, 220434313241 is an apocalyptic number.
It is an amenable number.
20434313241 is a deficient number, since it is larger than the sum of its proper divisors (9768341527).
20434313241 is a wasteful number, since it uses less digits than its factorization.
20434313241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52801892 (or 52801889 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 27.
Adding to 20434313241 its reverse (14231343402), we get a palindrome (34665656643).
The spelling of 20434313241 in words is "twenty billion, four hundred thirty-four million, three hundred thirteen thousand, two hundred forty-one".
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