Base | Representation |
---|---|
bin | 10010110000100111… |
… | …100011111110000000 |
3 | 1220222210122221201111 |
4 | 102300213203332000 |
5 | 312223103431034 |
6 | 13130435013104 |
7 | 1312106634256 |
oct | 226047437600 |
9 | 56883587644 |
10 | 20143030144 |
11 | 85a7240756 |
12 | 3aa1a3a194 |
13 | 1b90206263 |
14 | d912b85d6 |
15 | 7cd5c0364 |
hex | 4b09e3f80 |
20143030144 has 48 divisors (see below), whose sum is σ = 40296332160. Its totient is φ = 10029547520.
The previous prime is 20143030111. The next prime is 20143030189. The reversal of 20143030144 is 44103034102.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31424064 + ... + 31424704.
It is an arithmetic number, because the mean of its divisors is an integer number (839506920).
Almost surely, 220143030144 is an apocalyptic number.
It is an amenable number.
20143030144 is an abundant number, since it is smaller than the sum of its proper divisors (20153302016).
20143030144 is an frugal number, since it uses more digits than its factorization.
20143030144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1679 (or 1026 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 20143030144 its reverse (44103034102), we get a palindrome (64246064246).
The spelling of 20143030144 in words is "twenty billion, one hundred forty-three million, thirty thousand, one hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •