Base | Representation |
---|---|
bin | 111111010000001… |
… | …1110110101100110 |
3 | 12110220202100000000 |
4 | 1332200132311212 |
5 | 13321321203014 |
6 | 550335202130 |
7 | 103411322526 |
oct | 17640366546 |
9 | 5426670000 |
10 | 2122444134 |
11 | 99a078768 |
12 | 4b2976346 |
13 | 27a948905 |
14 | 161c4d686 |
15 | c64ec509 |
hex | 7e81ed66 |
2122444134 has 72 divisors (see below), whose sum is σ = 5027176440. Its totient is φ = 670166784.
The previous prime is 2122444133. The next prime is 2122444139. The reversal of 2122444134 is 4314442212.
2122444134 is a `hidden beast` number, since 2 + 1 + 2 + 244 + 413 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2122444098 and 2122444107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2122444133) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 245062 + ... + 253574.
It is an arithmetic number, because the mean of its divisors is an integer number (69821895).
Almost surely, 22122444134 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2122444134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2513588220).
2122444134 is an abundant number, since it is smaller than the sum of its proper divisors (2904732306).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2122444134 is an frugal number, since it uses more digits than its factorization.
2122444134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8558 (or 8537 counting only the distinct ones).
The product of its digits is 6144, while the sum is 27.
The square root of 2122444134 is about 46069.9916865632. The cubic root of 2122444134 is about 1285.1251492316.
Adding to 2122444134 its reverse (4314442212), we get a palindrome (6436886346).
The spelling of 2122444134 in words is "two billion, one hundred twenty-two million, four hundred forty-four thousand, one hundred thirty-four".
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