Base | Representation |
---|---|
bin | 11000101000010101… |
… | …00010111111111001 |
3 | 1021010112210201101121 |
4 | 30110022202333321 |
5 | 204040120223001 |
6 | 10024043145241 |
7 | 645453303400 |
oct | 142412427771 |
9 | 37115721347 |
10 | 13223211001 |
11 | 5676181160 |
12 | 2690515221 |
13 | 13296c4b10 |
14 | 8d6270637 |
15 | 525d436a1 |
hex | 3142a2ff9 |
13223211001 has 24 divisors (see below), whose sum is σ = 18071290944. Its totient is φ = 9511195680.
The previous prime is 13223210993. The next prime is 13223211019. The reversal of 13223211001 is 10011232231.
It is not a de Polignac number, because 13223211001 - 23 = 13223210993 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13223211041) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 936565 + ... + 950578.
It is an arithmetic number, because the mean of its divisors is an integer number (752970456).
Almost surely, 213223211001 is an apocalyptic number.
13223211001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
13223211001 is a deficient number, since it is larger than the sum of its proper divisors (4848079943).
13223211001 is a wasteful number, since it uses less digits than its factorization.
13223211001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1887181 (or 1887174 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 13223211001 its reverse (10011232231), we get a palindrome (23234443232).
The spelling of 13223211001 in words is "thirteen billion, two hundred twenty-three million, two hundred eleven thousand, one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •