Base | Representation |
---|---|
bin | 100011011111001001000001… |
… | …0011001111011101001111000 |
3 | 1111221012121020110111102012100 |
4 | 1012332102002121323221320 |
5 | 311403123314121240440 |
6 | 3023512342024343400 |
7 | 122514414152321664 |
oct | 10676220231735170 |
9 | 1457177213442170 |
10 | 312143231040120 |
11 | 90505223401757 |
12 | 2b013548614b60 |
13 | 10522c98ba273c |
14 | 5711b54bcb8a4 |
15 | 2614865e81230 |
hex | 11be48267ba78 |
312143231040120 has 96 divisors (see below), whose sum is σ = 1014474808638720. Its totient is φ = 83237431230720.
The previous prime is 312143231040041. The next prime is 312143231040181. The reversal of 312143231040120 is 21040132341213.
312143231040120 is a `hidden beast` number, since 3 + 1 + 2 + 1 + 4 + 3 + 231 + 0 + 401 + 20 = 666.
It is a super-2 number, since 2×3121432310401202 (a number of 30 digits) contains 22 as substring.
It is a congruent 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, 35867310 + ... + 43712130.
It is an arithmetic number, because the mean of its divisors is an integer number (10567445923320).
Almost surely, 2312143231040120 is an apocalyptic number.
312143231040120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
312143231040120 is an abundant number, since it is smaller than the sum of its proper divisors (702331577598600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312143231040120 is a wasteful number, since it uses less digits than its factorization.
312143231040120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7955365 (or 7955358 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
Adding to 312143231040120 its reverse (21040132341213), we get a palindrome (333183363381333).
The spelling of 312143231040120 in words is "three hundred twelve trillion, one hundred forty-three billion, two hundred thirty-one million, forty thousand, one hundred twenty".
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