Base | Representation |
---|---|
bin | 10001100111000001011… |
… | …011110011011000010000 |
3 | 11021200120010011101010211 |
4 | 101213001123303120100 |
5 | 124311322030214300 |
6 | 2323532045133504 |
7 | 153300114433150 |
oct | 21470133633020 |
9 | 4250503141124 |
10 | 1210131101200 |
11 | 4272395053aa |
12 | 17664655a294 |
13 | 8a1654b7c48 |
14 | 427dbc56760 |
15 | 217293434ba |
hex | 119c16f3610 |
1210131101200 has 120 divisors (see below), whose sum is σ = 3332715095360. Its totient is φ = 413648294400.
The previous prime is 1210131101189. The next prime is 1210131101239. The reversal of 1210131101200 is 21011310121.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 273946 + ... + 1579654.
Almost surely, 21210131101200 is an apocalyptic number.
1210131101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1210131101200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1666357547680).
1210131101200 is an abundant number, since it is smaller than the sum of its proper divisors (2122583994160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1210131101200 is a wasteful number, since it uses less digits than its factorization.
1210131101200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1306065 (or 1306054 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 13.
Adding to 1210131101200 its reverse (21011310121), we get a palindrome (1231142411321).
The spelling of 1210131101200 in words is "one trillion, two hundred ten billion, one hundred thirty-one million, one hundred one thousand, two hundred".
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