Base | Representation |
---|---|
bin | 1000000000110110… |
… | …0000110111001100 |
3 | 12112220112110010020 |
4 | 2000031200313030 |
5 | 13401130313444 |
6 | 553235542140 |
7 | 104206264122 |
oct | 20015406714 |
9 | 5486473106 |
10 | 2151026124 |
11 | a0421a845 |
12 | 50045a950 |
13 | 283845330 |
14 | 16596d912 |
15 | c8c96119 |
hex | 80360dcc |
2151026124 has 24 divisors (see below), whose sum is σ = 5405142960. Its totient is φ = 661854144.
The previous prime is 2151026123. The next prime is 2151026131. The reversal of 2151026124 is 4216201512.
It is a super-2 number, since 2×21510261242 = 9253826772260926752, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2151026094 and 2151026103.
It is not an unprimeable number, because it can be changed into a prime (2151026123) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6894159 + ... + 6894470.
It is an arithmetic number, because the mean of its divisors is an integer number (225214290).
Almost surely, 22151026124 is an apocalyptic number.
It is an amenable number.
2151026124 is an abundant number, since it is smaller than the sum of its proper divisors (3254116836).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2151026124 is a wasteful number, since it uses less digits than its factorization.
2151026124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13788649 (or 13788647 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 2151026124 is about 46379.1561372132. The cubic root of 2151026124 is about 1290.8681782739.
Adding to 2151026124 its reverse (4216201512), we get a palindrome (6367227636).
The spelling of 2151026124 in words is "two billion, one hundred fifty-one million, twenty-six thousand, one hundred twenty-four".
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