Base | Representation |
---|---|
bin | 10011000010101001… |
… | …000011011011010010 |
3 | 1221202212122111022102 |
4 | 103002221003123102 |
5 | 313333011123101 |
6 | 13220440040402 |
7 | 1322441061215 |
oct | 230251033322 |
9 | 57685574272 |
10 | 20445411026 |
11 | 87419a0a07 |
12 | 3b67163102 |
13 | 1c0aa58961 |
14 | dbd50b77c |
15 | 7e9dee86b |
hex | 4c2a436d2 |
20445411026 has 8 divisors (see below), whose sum is σ = 30766098684. Its totient is φ = 10190044800.
The previous prime is 20445411013. The next prime is 20445411043. The reversal of 20445411026 is 62011454402.
It can be written as a sum of positive squares in 2 ways, for example, as 12566185801 + 7879225225 = 112099^2 + 88765^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 20445411026.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16329575 + ... + 16330826.
Almost surely, 220445411026 is an apocalyptic number.
20445411026 is a deficient number, since it is larger than the sum of its proper divisors (10320687658).
20445411026 is a wasteful number, since it uses less digits than its factorization.
20445411026 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32660716.
The product of its (nonzero) digits is 7680, while the sum is 29.
Adding to 20445411026 its reverse (62011454402), we get a palindrome (82456865428).
The spelling of 20445411026 in words is "twenty billion, four hundred forty-five million, four hundred eleven thousand, twenty-six".
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