Base | Representation |
---|---|
bin | 110000000100100001… |
… | …1110110110100101001 |
3 | 100212110100202101012210 |
4 | 1200021003312310221 |
5 | 3142404143033113 |
6 | 115231311155333 |
7 | 10313110620663 |
oct | 1401103666451 |
9 | 325410671183 |
10 | 103231221033 |
11 | 3a864373306 |
12 | 1800bb15b49 |
13 | 997208cc55 |
14 | 4dd4255533 |
15 | 2a42c536c3 |
hex | 18090f6d29 |
103231221033 has 16 divisors (see below), whose sum is σ = 144103417920. Its totient is φ = 65647103424.
The previous prime is 103231221029. The next prime is 103231221047. The reversal of 103231221033 is 330122132301.
It is not a de Polignac number, because 103231221033 - 22 = 103231221029 is a prime.
It is not an unprimeable number, because it can be changed into a prime (103231221013) 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, 7140766 + ... + 7155207.
It is an arithmetic number, because the mean of its divisors is an integer number (9006463620).
Almost surely, 2103231221033 is an apocalyptic number.
It is an amenable number.
103231221033 is a deficient number, since it is larger than the sum of its proper divisors (40872196887).
103231221033 is a wasteful number, since it uses less digits than its factorization.
103231221033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14296088.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 103231221033 its reverse (330122132301), we get a palindrome (433353353334).
The spelling of 103231221033 in words is "one hundred three billion, two hundred thirty-one million, two hundred twenty-one thousand, thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •