Base | Representation |
---|---|
bin | 111001000000011101… |
… | …1101001011011110000 |
3 | 102200222210222022221001 |
4 | 1302000323221123300 |
5 | 4001210041013034 |
6 | 132123500411344 |
7 | 11562510365032 |
oct | 1620073513360 |
9 | 380883868831 |
10 | 122422204144 |
11 | 47a12162a29 |
12 | 1b886b46b54 |
13 | b70cc78766 |
14 | 5cd4d05c52 |
15 | 32b7965a14 |
hex | 1c80ee96f0 |
122422204144 has 60 divisors (see below), whose sum is σ = 248137930656. Its totient is φ = 58506359296.
The previous prime is 122422204139. The next prime is 122422204153. The reversal of 122422204144 is 441402224221.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13393944 + ... + 13403080.
Almost surely, 2122422204144 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 122422204144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124068965328).
122422204144 is an abundant number, since it is smaller than the sum of its proper divisors (125715726512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122422204144 is a wasteful number, since it uses less digits than its factorization.
122422204144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10774 (or 10745 counting only the distinct ones).
The product of its (nonzero) digits is 8192, while the sum is 28.
Adding to 122422204144 its reverse (441402224221), we get a palindrome (563824428365).
The spelling of 122422204144 in words is "one hundred twenty-two billion, four hundred twenty-two million, two hundred four thousand, one hundred forty-four".
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