Base | Representation |
---|---|
bin | 11110000000111101111… |
… | …11100100001111000010 |
3 | 10122120222220201111012222 |
4 | 33000132333210033002 |
5 | 113344111401143020 |
6 | 2105440034051042 |
7 | 134336606321510 |
oct | 17003677441702 |
9 | 3576886644188 |
10 | 1031312131010 |
11 | 3684168a2417 |
12 | 147a60419a82 |
13 | 76338455405 |
14 | 37cb6c4d4b0 |
15 | 1bc60679b25 |
hex | f01efe43c2 |
1031312131010 has 32 divisors (see below), whose sum is σ = 2213797969152. Its totient is φ = 338219133120.
The previous prime is 1031312130983. The next prime is 1031312131013. The reversal of 1031312131010 is 101312131301.
It is a self number, because there is not a number n which added to its sum of digits gives 1031312131010.
It is not an unprimeable number, because it can be changed into a prime (1031312131013) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320281661 + ... + 320284880.
It is an arithmetic number, because the mean of its divisors is an integer number (69181186536).
Almost surely, 21031312131010 is an apocalyptic number.
1031312131010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1031312131010 is an abundant number, since it is smaller than the sum of its proper divisors (1182485838142).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1031312131010 is a wasteful number, since it uses less digits than its factorization.
1031312131010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 640566578.
The product of its (nonzero) digits is 54, while the sum is 17.
Adding to 1031312131010 its reverse (101312131301), we get a palindrome (1132624262311).
The spelling of 1031312131010 in words is "one trillion, thirty-one billion, three hundred twelve million, one hundred thirty-one thousand, ten".
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