Base | Representation |
---|---|
bin | 111100100001110… |
… | …1100010100101000 |
3 | 12020112201001110210 |
4 | 1321003230110220 |
5 | 13124414323422 |
6 | 533311341120 |
7 | 101221211124 |
oct | 17103542450 |
9 | 5215631423 |
10 | 2031011112 |
11 | 9524a8789 |
12 | 4882217a0 |
13 | 264a14630 |
14 | 153a4c584 |
15 | bd48b10c |
hex | 790ec528 |
2031011112 has 64 divisors (see below), whose sum is σ = 5490999360. Its totient is φ = 622310400.
The previous prime is 2031011093. The next prime is 2031011153. The reversal of 2031011112 is 2111101302.
It is a super-2 number, since 2×20310111122 = 8250012274134953088, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61687 + ... + 88697.
It is an arithmetic number, because the mean of its divisors is an integer number (85796865).
Almost surely, 22031011112 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2031011112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2745499680).
2031011112 is an abundant number, since it is smaller than the sum of its proper divisors (3459988248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031011112 is a wasteful number, since it uses less digits than its factorization.
2031011112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27274 (or 27270 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 12.
The square root of 2031011112 is about 45066.7406409649. The cubic root of 2031011112 is about 1266.3996053163.
Adding to 2031011112 its reverse (2111101302), we get a palindrome (4142112414).
The spelling of 2031011112 in words is "two billion, thirty-one million, eleven thousand, one hundred twelve".
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