Base | Representation |
---|---|
bin | 1000000000110101… |
… | …1011111110110100 |
3 | 12112220111102200210 |
4 | 2000031123332310 |
5 | 13401124144012 |
6 | 553235305420 |
7 | 104206151622 |
oct | 20015337664 |
9 | 5486442623 |
10 | 2151006132 |
11 | a04206820 |
12 | 50044b270 |
13 | 2838391c2 |
14 | 165966512 |
15 | c8c9023c |
hex | 8035bfb4 |
2151006132 has 96 divisors (see below), whose sum is σ = 5544935424. Its totient is φ = 643593600.
The previous prime is 2151006119. The next prime is 2151006139. The reversal of 2151006132 is 2316001512.
2151006132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 2151006099 and 2151006108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2151006139) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5616013 + ... + 5616395.
It is an arithmetic number, because the mean of its divisors is an integer number (57759744).
Almost surely, 22151006132 is an apocalyptic number.
2151006132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2151006132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2772467712).
2151006132 is an abundant number, since it is smaller than the sum of its proper divisors (3393929292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2151006132 is a wasteful number, since it uses less digits than its factorization.
2151006132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 829 (or 827 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 2151006132 is about 46378.9406088582. The cubic root of 2151006132 is about 1290.8641790793.
Adding to 2151006132 its reverse (2316001512), we get a palindrome (4467007644).
The spelling of 2151006132 in words is "two billion, one hundred fifty-one million, six thousand, one hundred thirty-two".
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