Base | Representation |
---|---|
bin | 11101010010000111000… |
… | …001111101000101001100 |
3 | 21010101010100112022002121 |
4 | 131102013001331011030 |
5 | 230432202343143040 |
6 | 4140235325502324 |
7 | 265245630614620 |
oct | 35220701750514 |
9 | 7111110468077 |
10 | 2012310131020 |
11 | 706463676492 |
12 | 285bba7119a4 |
13 | 1179b5a33077 |
14 | 6d57975b180 |
15 | 37528aadc4a |
hex | 1d48707d14c |
2012310131020 has 48 divisors (see below), whose sum is σ = 4832140074048. Its totient is φ = 689564079360.
The previous prime is 2012310130949. The next prime is 2012310131033. The reversal of 2012310131020 is 201310132102.
It is a junction number, because it is equal to n+sod(n) for n = 2012310130985 and 2012310131003.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3601267 + ... + 4122346.
It is an arithmetic number, because the mean of its divisors is an integer number (100669584876).
Almost surely, 22012310131020 is an apocalyptic number.
2012310131020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2012310131020 is an abundant number, since it is smaller than the sum of its proper divisors (2819829943028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2012310131020 is a wasteful number, since it uses less digits than its factorization.
2012310131020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7725490 (or 7725488 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 2012310131020 its reverse (201310132102), we get a palindrome (2213620263122).
The spelling of 2012310131020 in words is "two trillion, twelve billion, three hundred ten million, one hundred thirty-one thousand, twenty".
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