Base | Representation |
---|---|
bin | 1000001010111101101001 |
3 | 11000211100110 |
4 | 20022331221 |
5 | 1022021212 |
6 | 113524533 |
7 | 24131031 |
oct | 10127551 |
9 | 4024313 |
10 | 2142057 |
11 | 12333a5 |
12 | 873749 |
13 | 59ccb8 |
14 | 3da8c1 |
15 | 2c4a3c |
hex | 20af69 |
2142057 has 8 divisors (see below), whose sum is σ = 2898976. Its totient is φ = 1406592.
The previous prime is 2142053. The next prime is 2142061. The reversal of 2142057 is 7502412.
2142057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2142053) and next prime (2142061).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2142057 - 22 = 2142053 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2142053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5128 + ... + 5529.
It is an arithmetic number, because the mean of its divisors is an integer number (362372).
22142057 is an apocalyptic number.
It is an amenable number.
2142057 is a deficient number, since it is larger than the sum of its proper divisors (756919).
2142057 is a wasteful number, since it uses less digits than its factorization.
2142057 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10727.
The product of its (nonzero) digits is 560, while the sum is 21.
The square root of 2142057 is about 1463.5767830900. The cubic root of 2142057 is about 128.9071503004.
Adding to 2142057 its reverse (7502412), we get a palindrome (9644469).
The spelling of 2142057 in words is "two million, one hundred forty-two thousand, fifty-seven".
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