Base | Representation |
---|---|
bin | 10010110000101100… |
… | …110011001001000101 |
3 | 1220222220020200221111 |
4 | 102300230303021011 |
5 | 312223431344023 |
6 | 13130524245021 |
7 | 1312124412640 |
oct | 226054631105 |
9 | 56886220844 |
10 | 20144403013 |
11 | 85a7a99159 |
12 | 3aa23a0771 |
13 | 1b905970c7 |
14 | d91554a57 |
15 | 7cd79200d |
hex | 4b0b33245 |
20144403013 has 8 divisors (see below), whose sum is σ = 23023183680. Its totient is φ = 17265874560.
The previous prime is 20144402963. The next prime is 20144403031. The reversal of 20144403013 is 31030444102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20144403013 - 221 = 20142305861 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20144403413) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161358 + ... + 257536.
It is an arithmetic number, because the mean of its divisors is an integer number (2877897960).
Almost surely, 220144403013 is an apocalyptic number.
It is an amenable number.
20144403013 is a deficient number, since it is larger than the sum of its proper divisors (2878780667).
20144403013 is an equidigital number, since it uses as much as digits as its factorization.
20144403013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126107.
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 20144403013 its reverse (31030444102), we get a palindrome (51174847115).
The spelling of 20144403013 in words is "twenty billion, one hundred forty-four million, four hundred three thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •