Base | Representation |
---|---|
bin | 1010111011000101011111… |
… | …1100110010001000111100 |
3 | 1120112011102202220200011001 |
4 | 2232301113330302020330 |
5 | 3033233344223031140 |
6 | 41313224523340044 |
7 | 2346465024354334 |
oct | 256612774621074 |
9 | 46464382820131 |
10 | 12010204111420 |
11 | 391055412a839 |
12 | 141b7a9081624 |
13 | 691732773838 |
14 | 2d7422cb40c4 |
15 | 15c62db9ae9a |
hex | aec57f3223c |
12010204111420 has 24 divisors (see below), whose sum is σ = 25334529220224. Its totient is φ = 4782538675776.
The previous prime is 12010204111357. The next prime is 12010204111421. The reversal of 12010204111420 is 2411140201021.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12010204111421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1346430979 + ... + 1346439898.
It is an arithmetic number, because the mean of its divisors is an integer number (1055605384176).
Almost surely, 212010204111420 is an apocalyptic number.
12010204111420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12010204111420 is an abundant number, since it is smaller than the sum of its proper divisors (13324325108804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12010204111420 is a wasteful number, since it uses less digits than its factorization.
12010204111420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2692871109 (or 2692871107 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 12010204111420 its reverse (2411140201021), we get a palindrome (14421344312441).
The spelling of 12010204111420 in words is "twelve trillion, ten billion, two hundred four million, one hundred eleven thousand, four hundred twenty".
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