Base | Representation |
---|---|
bin | 10011000001111110… |
… | …011000001111101011 |
3 | 1221202002121010202002 |
4 | 103001332120033223 |
5 | 313322130132412 |
6 | 13215400201215 |
7 | 1322244016253 |
oct | 230176301753 |
9 | 57662533662 |
10 | 20434224107 |
11 | 8736650020 |
12 | 3b6346920b |
13 | 1c0863ca8b |
14 | dbbc38963 |
15 | 7e8e3edc2 |
hex | 4c1f983eb |
20434224107 has 8 divisors (see below), whose sum is σ = 22298352192. Its totient is φ = 18571174600.
The previous prime is 20434224067. The next prime is 20434224131. The reversal of 20434224107 is 70142243402.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20434224107 - 28 = 20434223851 is a prime.
It is a super-3 number, since 3×204342241073 (a number of 32 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20434224107.
It is not an unprimeable number, because it can be changed into a prime (20434224407) by changing a digit.
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, 229769 + ... + 306042.
It is an arithmetic number, because the mean of its divisors is an integer number (2787294024).
Almost surely, 220434224107 is an apocalyptic number.
20434224107 is a deficient number, since it is larger than the sum of its proper divisors (1864128085).
20434224107 is a wasteful number, since it uses less digits than its factorization.
20434224107 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 539289.
The product of its (nonzero) digits is 10752, while the sum is 29.
Adding to 20434224107 its reverse (70142243402), we get a palindrome (90576467509).
The spelling of 20434224107 in words is "twenty billion, four hundred thirty-four million, two hundred twenty-four thousand, one hundred seven".
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