Base | Representation |
---|---|
bin | 1000001010111111111000 |
3 | 11000211112202 |
4 | 20022333320 |
5 | 1022022300 |
6 | 113525332 |
7 | 24131324 |
oct | 10127770 |
9 | 4024482 |
10 | 2142200 |
11 | 1233515 |
12 | 873848 |
13 | 5a0098 |
14 | 3da984 |
15 | 2c4ad5 |
hex | 20aff8 |
2142200 has 24 divisors (see below), whose sum is σ = 4981080. Its totient is φ = 856800.
The previous prime is 2142181. The next prime is 2142211. The reversal of 2142200 is 22412.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5156 + ... + 5555.
It is an arithmetic number, because the mean of its divisors is an integer number (207545).
22142200 is an apocalyptic number.
2142200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2142200 is an abundant number, since it is smaller than the sum of its proper divisors (2838880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2142200 is a wasteful number, since it uses less digits than its factorization.
2142200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10727 (or 10718 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 11.
The square root of 2142200 is about 1463.6256351950. The cubic root of 2142200 is about 128.9100187756.
Adding to 2142200 its reverse (22412), we get a palindrome (2164612).
The spelling of 2142200 in words is "two million, one hundred forty-two thousand, two hundred".
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