Base | Representation |
---|---|
bin | 1000001010111101000110 |
3 | 11000211022011 |
4 | 20022331012 |
5 | 1022021042 |
6 | 113524434 |
7 | 24130651 |
oct | 10127506 |
9 | 4024264 |
10 | 2142022 |
11 | 1233373 |
12 | 87371a |
13 | 59cc8c |
14 | 3da898 |
15 | 2c4a17 |
hex | 20af46 |
2142022 has 8 divisors (see below), whose sum is σ = 3382200. Its totient is φ = 1014624.
The previous prime is 2142001. The next prime is 2142029. The reversal of 2142022 is 2202412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 2141993 and 2142011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2142029) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28147 + ... + 28222.
It is an arithmetic number, because the mean of its divisors is an integer number (422775).
22142022 is an apocalyptic number.
2142022 is a deficient number, since it is larger than the sum of its proper divisors (1240178).
2142022 is a wasteful number, since it uses less digits than its factorization.
2142022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56390.
The product of its (nonzero) digits is 64, while the sum is 13.
The square root of 2142022 is about 1463.5648260327. The cubic root of 2142022 is about 128.9064482066.
Adding to 2142022 its reverse (2202412), we get a palindrome (4344434).
The spelling of 2142022 in words is "two million, one hundred forty-two thousand, twenty-two".
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