Base | Representation |
---|---|
bin | 111110101011100… |
… | …1001101111010000 |
3 | 12102120120201002111 |
4 | 1331113021233100 |
5 | 13301411034300 |
6 | 544411155104 |
7 | 103056041143 |
oct | 17527115720 |
9 | 5376521074 |
10 | 2103221200 |
11 | 98a239243 |
12 | 4a8445a94 |
13 | 2769780b2 |
14 | 15d48805a |
15 | c49a19ba |
hex | 7d5c9bd0 |
2103221200 has 60 divisors (see below), whose sum is σ = 5272707168. Its totient is φ = 804707200.
The previous prime is 2103221171. The next prime is 2103221231. The reversal of 2103221200 is 21223012.
It is a super-2 number, since 2×21032212002 = 8847078832258880000, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105106 + ... + 123505.
Almost surely, 22103221200 is an apocalyptic number.
2103221200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2103221200 is an abundant number, since it is smaller than the sum of its proper divisors (3169485968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2103221200 is a wasteful number, since it uses less digits than its factorization.
2103221200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 228652 (or 228641 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 2103221200 is about 45860.8896555660. The cubic root of 2103221200 is about 1281.2335926513.
Adding to 2103221200 its reverse (21223012), we get a palindrome (2124444212).
The spelling of 2103221200 in words is "two billion, one hundred three million, two hundred twenty-one thousand, two hundred".
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