Base | Representation |
---|---|
bin | 111111110101110… |
… | …0011100000011101 |
3 | 12112021210011210012 |
4 | 1333223203200131 |
5 | 13341340432221 |
6 | 552321053005 |
7 | 104040516440 |
oct | 17753434035 |
9 | 5467704705 |
10 | 2142124061 |
11 | 9aa19a570 |
12 | 4b9487165 |
13 | 281a4943c |
14 | 1646d3657 |
15 | c80d865b |
hex | 7fae381d |
2142124061 has 8 divisors (see below), whose sum is σ = 2670700224. Its totient is φ = 1669187520.
The previous prime is 2142124051. The next prime is 2142124081. The reversal of 2142124061 is 1604212412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2142124061 - 226 = 2075015197 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2142124051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13909820 + ... + 13909973.
It is an arithmetic number, because the mean of its divisors is an integer number (333837528).
Almost surely, 22142124061 is an apocalyptic number.
It is an amenable number.
2142124061 is a deficient number, since it is larger than the sum of its proper divisors (528576163).
2142124061 is a wasteful number, since it uses less digits than its factorization.
2142124061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27819811.
The product of its (nonzero) digits is 768, while the sum is 23.
The square root of 2142124061 is about 46283.0861222542. The cubic root of 2142124061 is about 1289.0849551084.
Adding to 2142124061 its reverse (1604212412), we get a palindrome (3746336473).
The spelling of 2142124061 in words is "two billion, one hundred forty-two million, one hundred twenty-four thousand, sixty-one".
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