Base | Representation |
---|---|
bin | 10011000010100000… |
… | …110010100111101011 |
3 | 1221202201120110010112 |
4 | 103002200302213223 |
5 | 313331432320120 |
6 | 13220321404535 |
7 | 1322413500323 |
oct | 230240624753 |
9 | 57681513115 |
10 | 20443245035 |
11 | 8740751634 |
12 | 3b6649974b |
13 | 1c0a47aac5 |
14 | dbd106283 |
15 | 7e9b22bc5 |
hex | 4c28329eb |
20443245035 has 16 divisors (see below), whose sum is σ = 25837743360. Its totient is φ = 15485009760.
The previous prime is 20443245023. The next prime is 20443245037. The reversal of 20443245035 is 53054234402.
It is not a de Polignac number, because 20443245035 - 24 = 20443245019 is a prime.
It is a super-2 number, since 2×204432450352 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20443244992 and 20443245010.
It is not an unprimeable number, because it can be changed into a prime (20443245037) 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, 109040 + ... + 229730.
It is an arithmetic number, because the mean of its divisors is an integer number (1614858960).
Almost surely, 220443245035 is an apocalyptic number.
20443245035 is a deficient number, since it is larger than the sum of its proper divisors (5394498325).
20443245035 is a wasteful number, since it uses less digits than its factorization.
20443245035 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122498.
The product of its (nonzero) digits is 57600, while the sum is 32.
Adding to 20443245035 its reverse (53054234402), we get a palindrome (73497479437).
The spelling of 20443245035 in words is "twenty billion, four hundred forty-three million, two hundred forty-five thousand, thirty-five".
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