Base | Representation |
---|---|
bin | 10010101110101010… |
… | …011100010111100010 |
3 | 1220220111221120202202 |
4 | 102232222130113202 |
5 | 312141204343020 |
6 | 13123304013202 |
7 | 1311231100052 |
oct | 225652342742 |
9 | 56814846682 |
10 | 20110231010 |
11 | 858a779231 |
12 | 3a92a61202 |
13 | 1b8649119c |
14 | d8abbb562 |
15 | 7ca791e75 |
hex | 4aea9c5e2 |
20110231010 has 16 divisors (see below), whose sum is σ = 37772260416. Its totient is φ = 7694349168.
The previous prime is 20110230997. The next prime is 20110231049. The reversal of 20110231010 is 1013201102.
20110231010 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 20110230982 and 20110231000.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43717664 + ... + 43718123.
It is an arithmetic number, because the mean of its divisors is an integer number (2360766276).
Almost surely, 220110231010 is an apocalyptic number.
20110231010 is a deficient number, since it is larger than the sum of its proper divisors (17662029406).
20110231010 is a wasteful number, since it uses less digits than its factorization.
20110231010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87435817.
The product of its (nonzero) digits is 12, while the sum is 11.
Adding to 20110231010 its reverse (1013201102), we get a palindrome (21123432112).
The spelling of 20110231010 in words is "twenty billion, one hundred ten million, two hundred thirty-one thousand, ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •