Base | Representation |
---|---|
bin | 10110010010111101… |
… | …01110101111111100 |
3 | 1010220020001201021012 |
4 | 23021132232233330 |
5 | 144003333221222 |
6 | 5255443054352 |
7 | 602430053540 |
oct | 131136565774 |
9 | 33806051235 |
10 | 11970210812 |
11 | 509296560a |
12 | 23a09713b8 |
13 | 1189c347a1 |
14 | 817aa5a20 |
15 | 4a0d391e2 |
hex | 2c97aebfc |
11970210812 has 12 divisors (see below), whose sum is σ = 23940421680. Its totient is φ = 5130090336.
The previous prime is 11970210793. The next prime is 11970210853. The reversal of 11970210812 is 21801207911.
11970210812 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213753737 + ... + 213753792.
It is an arithmetic number, because the mean of its divisors is an integer number (1995035140).
Almost surely, 211970210812 is an apocalyptic number.
It is an amenable number.
11970210812 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11970210812 is a wasteful number, since it uses less digits than its factorization.
11970210812 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 427507540 (or 427507538 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 32.
The spelling of 11970210812 in words is "eleven billion, nine hundred seventy million, two hundred ten thousand, eight hundred twelve".
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