Base | Representation |
---|---|
bin | 111110111100101… |
… | …1011001001100100 |
3 | 12110012111011010002 |
4 | 1331321123021210 |
5 | 13311211033122 |
6 | 545331520432 |
7 | 103225310162 |
oct | 17571331144 |
9 | 5405434102 |
10 | 2112205412 |
11 | 994315209 |
12 | 4ab459118 |
13 | 2787a24b5 |
14 | 160746232 |
15 | c5678992 |
hex | 7de5b264 |
2112205412 has 24 divisors (see below), whose sum is σ = 3751195392. Its totient is φ = 1040457600.
The previous prime is 2112205393. The next prime is 2112205507. The reversal of 2112205412 is 2145022112.
It is a super-2 number, since 2×21122054122 = 8922823404964179488, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 675212 + ... + 678332.
It is an arithmetic number, because the mean of its divisors is an integer number (156299808).
Almost surely, 22112205412 is an apocalyptic number.
It is an amenable number.
2112205412 is a deficient number, since it is larger than the sum of its proper divisors (1638989980).
2112205412 is a wasteful number, since it uses less digits than its factorization.
2112205412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5579 (or 5577 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 20.
The square root of 2112205412 is about 45958.7359704333. The cubic root of 2112205412 is about 1283.0553257283.
Adding to 2112205412 its reverse (2145022112), we get a palindrome (4257227524).
It can be divided in two parts, 21 and 12205412, that multiplied together give a palindrome (256313652).
The spelling of 2112205412 in words is "two billion, one hundred twelve million, two hundred five thousand, four hundred twelve".
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