Base | Representation |
---|---|
bin | 1000000110000100010010 |
3 | 10222210211200 |
4 | 20012010102 |
5 | 1020401002 |
6 | 113252030 |
7 | 24015411 |
oct | 10060422 |
9 | 3883750 |
10 | 2122002 |
11 | 121a323 |
12 | 864016 |
13 | 593b2c |
14 | 3d3478 |
15 | 2bdb1c |
hex | 206112 |
2122002 has 12 divisors (see below), whose sum is σ = 4597710. Its totient is φ = 707328.
The previous prime is 2121989. The next prime is 2122009. The reversal of 2122002 is 2002212.
It can be written as a sum of positive squares in only one way, i.e., 1962801 + 159201 = 1401^2 + 399^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (2122009) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58927 + ... + 58962.
22122002 is an apocalyptic number.
2122002 is an abundant number, since it is smaller than the sum of its proper divisors (2475708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2122002 is a wasteful number, since it uses less digits than its factorization.
2122002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 117897 (or 117894 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 9.
The square root of 2122002 is about 1456.7093052493. The cubic root of 2122002 is about 128.5035906681.
Adding to 2122002 its reverse (2002212), we get a palindrome (4124214).
It can be divided in two parts, 212 and 2002, that multiplied together give a palindrome (424424).
The spelling of 2122002 in words is "two million, one hundred twenty-two thousand, two".
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