Base | Representation |
---|---|
bin | 111011111100000… |
… | …1010000101110100 |
3 | 12012011110001120222 |
4 | 1313320022011310 |
5 | 13104332210400 |
6 | 531323113512 |
7 | 100561001204 |
oct | 16770120564 |
9 | 5164401528 |
10 | 2011210100 |
11 | 942303a09 |
12 | 481672898 |
13 | 2608a0963 |
14 | 151176404 |
15 | bb879185 |
hex | 77e0a174 |
2011210100 has 36 divisors (see below), whose sum is σ = 4398718464. Its totient is φ = 798144480.
The previous prime is 2011210093. The next prime is 2011210129. The reversal of 2011210100 is 10121102.
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, 66482 + ... + 91881.
It is an arithmetic number, because the mean of its divisors is an integer number (122186624).
Almost surely, 22011210100 is an apocalyptic number.
2011210100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2011210100 is an abundant number, since it is smaller than the sum of its proper divisors (2387508364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2011210100 is a wasteful number, since it uses less digits than its factorization.
2011210100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 158504 (or 158497 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 8.
The square root of 2011210100 is about 44846.5171445899. The cubic root of 2011210100 is about 1262.2706389863.
Adding to 2011210100 its reverse (10121102), we get a palindrome (2021331202).
The spelling of 2011210100 in words is "two billion, eleven million, two hundred ten thousand, one hundred".
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