Base | Representation |
---|---|
bin | 111111010101001… |
… | …0001100111110100 |
3 | 12111002120202200120 |
4 | 1332222101213310 |
5 | 13323000331234 |
6 | 550510211540 |
7 | 103442204433 |
oct | 17652214764 |
9 | 5432522616 |
10 | 2125011444 |
11 | 9a0571606 |
12 | 4b37b3bb0 |
13 | 27b33732a |
14 | 16231b11a |
15 | c6858049 |
hex | 7ea919f4 |
2125011444 has 12 divisors (see below), whose sum is σ = 4958360064. Its totient is φ = 708337144.
The previous prime is 2125011403. The next prime is 2125011457. The reversal of 2125011444 is 4441105212.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88542132 + ... + 88542155.
It is an arithmetic number, because the mean of its divisors is an integer number (413196672).
Almost surely, 22125011444 is an apocalyptic number.
It is an amenable number.
2125011444 is an abundant number, since it is smaller than the sum of its proper divisors (2833348620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2125011444 is a wasteful number, since it uses less digits than its factorization.
2125011444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 177084294 (or 177084292 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 24.
The square root of 2125011444 is about 46097.8464139053. The cubic root of 2125011444 is about 1285.6431032267.
Adding to 2125011444 its reverse (4441105212), we get a palindrome (6566116656).
The spelling of 2125011444 in words is "two billion, one hundred twenty-five million, eleven thousand, four hundred forty-four".
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