Base | Representation |
---|---|
bin | 1000100110111111… |
… | …1011000010111100 |
3 | 12222001122001112222 |
4 | 2021233323002330 |
5 | 14213111304322 |
6 | 1021153344512 |
7 | 111161345324 |
oct | 21157730274 |
9 | 5861561488 |
10 | 2311041212 |
11 | a86582517 |
12 | 545b68138 |
13 | 2aaa3c90c |
14 | 17cd04284 |
15 | d7d52e42 |
hex | 89bfb0bc |
2311041212 has 24 divisors (see below), whose sum is σ = 4296983040. Its totient is φ = 1084469040.
The previous prime is 2311041211. The next prime is 2311041223. The reversal of 2311041212 is 2121401132.
It is a super-2 number, since 2×23110412122 = 10681822967124857888, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2311041211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133964 + ... + 150227.
It is an arithmetic number, because the mean of its divisors is an integer number (179040960).
Almost surely, 22311041212 is an apocalyptic number.
It is an amenable number.
2311041212 is a deficient number, since it is larger than the sum of its proper divisors (1985941828).
2311041212 is a wasteful number, since it uses less digits than its factorization.
2311041212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 284321 (or 284319 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 17.
The square root of 2311041212 is about 48073.2900059898. The cubic root of 2311041212 is about 1322.1149924805.
Adding to 2311041212 its reverse (2121401132), we get a palindrome (4432442344).
The spelling of 2311041212 in words is "two billion, three hundred eleven million, forty-one thousand, two hundred twelve".
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