Base | Representation |
---|---|
bin | 10000010011001100100… |
… | …010101001010010010111 |
3 | 10222002020022021202000001 |
4 | 100103030202221102113 |
5 | 121323003010143111 |
6 | 2214324422032131 |
7 | 143632460343022 |
oct | 20231442512227 |
9 | 3862208252001 |
10 | 1120123131031 |
11 | 3a20503401a3 |
12 | 161106b78647 |
13 | 8181cb34cb8 |
14 | 3c2ddc821b9 |
15 | 1e20c4401c1 |
hex | 104cc8a9497 |
1120123131031 has 16 divisors (see below), whose sum is σ = 1237633516800. Its totient is φ = 1008352464768.
The previous prime is 1120123131007. The next prime is 1120123131053. The reversal of 1120123131031 is 1301313210211.
It is a cyclic number.
It is not a de Polignac number, because 1120123131031 - 221 = 1120121033879 is a prime.
It is a super-2 number, since 2×11201231310312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1120123131331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11359900 + ... + 11458078.
It is an arithmetic number, because the mean of its divisors is an integer number (77352094800).
Almost surely, 21120123131031 is an apocalyptic number.
1120123131031 is a deficient number, since it is larger than the sum of its proper divisors (117510385769).
1120123131031 is a wasteful number, since it uses less digits than its factorization.
1120123131031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 127398.
The product of its (nonzero) digits is 108, while the sum is 19.
Adding to 1120123131031 its reverse (1301313210211), we get a palindrome (2421436341242).
The spelling of 1120123131031 in words is "one trillion, one hundred twenty billion, one hundred twenty-three million, one hundred thirty-one thousand, thirty-one".
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