Base | Representation |
---|---|
bin | 1001000000111110… |
… | …1001011111011100 |
3 | 20020122200211000021 |
4 | 2100033221133130 |
5 | 14424011134322 |
6 | 1040045241524 |
7 | 113653561300 |
oct | 22017513734 |
9 | 6218624007 |
10 | 2420021212 |
11 | 1032047834 |
12 | 5765632a4 |
13 | 2c74a891b |
14 | 18d591d00 |
15 | e26cd4c7 |
hex | 903e97dc |
2420021212 has 18 divisors (see below), whose sum is σ = 4926472152. Its totient is φ = 1037151864.
The previous prime is 2420021189. The next prime is 2420021243. The reversal of 2420021212 is 2121200242.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6173328 + ... + 6173719.
Almost surely, 22420021212 is an apocalyptic number.
It is an amenable number.
2420021212 is an abundant number, since it is smaller than the sum of its proper divisors (2506450940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2420021212 is a wasteful number, since it uses less digits than its factorization.
2420021212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12347065 (or 12347056 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 16.
The square root of 2420021212 is about 49193.7111021317. The cubic root of 2420021212 is about 1342.5786115910.
Adding to 2420021212 its reverse (2121200242), we get a palindrome (4541221454).
The spelling of 2420021212 in words is "two billion, four hundred twenty million, twenty-one thousand, two hundred twelve".
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