Base | Representation |
---|---|
bin | 10110000000011100… |
… | …10101110000100000 |
3 | 1010111101212002020000 |
4 | 23000032111300200 |
5 | 143144104403300 |
6 | 5232214420000 |
7 | 565533104400 |
oct | 130016256040 |
9 | 33441762200 |
10 | 11814919200 |
11 | 5013239737 |
12 | 2358961600 |
13 | 1163a02166 |
14 | 801200800 |
15 | 4923b1c00 |
hex | 2c0395c20 |
11814919200 has 810 divisors, whose sum is σ = 50956408503. Its totient is φ = 2656281600.
The previous prime is 11814919183. The next prime is 11814919211. The reversal of 11814919200 is 291941811.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
11814919200 is a `hidden beast` number, since 1 + 1 + 81 + 491 + 92 + 0 + 0 = 666.
It can be written as a sum of positive squares in 5 ways, for example, as 18352656 + 11796566544 = 4284^2 + 108612^2 .
It is a tau number, because it is divible by the number of its divisors (810).
It is an ABA number since it can be written as A⋅BA, here for A=2, B=76860.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 193687170 + ... + 193687230.
Almost surely, 211814919200 is an apocalyptic number.
11814919200 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 11814919200
11814919200 is an abundant number, since it is smaller than the sum of its proper divisors (39141489303).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11814919200 is an equidigital number, since it uses as much as digits as its factorization.
11814919200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 168 (or 78 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 36.
The spelling of 11814919200 in words is "eleven billion, eight hundred fourteen million, nine hundred nineteen thousand, two hundred".
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