Base | Representation |
---|---|
bin | 11110101101011000011… |
… | …001111000001011000111 |
3 | 21110202002021120012220100 |
4 | 132231120121320023013 |
5 | 234033404400333111 |
6 | 4253244120335143 |
7 | 305315334030252 |
oct | 36553031701307 |
9 | 7422067505810 |
10 | 2110312121031 |
11 | 743a841a4064 |
12 | 2a0bab3144b3 |
13 | 12400361417a |
14 | 741d52c0099 |
15 | 39d626ca756 |
hex | 1eb586782c7 |
2110312121031 has 12 divisors (see below), whose sum is σ = 3058030001520. Its totient is φ = 1402351032480.
The previous prime is 2110312120979. The next prime is 2110312121039. The reversal of 2110312121031 is 1301212130112.
2110312121031 is a `hidden beast` number, since 2 + 110 + 312 + 1 + 210 + 31 = 666.
It is not a de Polignac number, because 2110312121031 - 214 = 2110312104647 is a prime.
It is a super-2 number, since 2×21103121210312 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2110312120995 and 2110312121013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2110312121039) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 376973286 + ... + 376978883.
It is an arithmetic number, because the mean of its divisors is an integer number (254835833460).
Almost surely, 22110312121031 is an apocalyptic number.
2110312121031 is a deficient number, since it is larger than the sum of its proper divisors (947717880489).
2110312121031 is a wasteful number, since it uses less digits than its factorization.
2110312121031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 753952486 (or 753952483 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 18.
Adding to 2110312121031 its reverse (1301212130112), we get a palindrome (3411524251143).
The spelling of 2110312121031 in words is "two trillion, one hundred ten billion, three hundred twelve million, one hundred twenty-one thousand, thirty-one".
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