Base | Representation |
---|---|
bin | 111000000001100001… |
… | …1000000001010010111 |
3 | 102111112121212120001121 |
4 | 1300003003000022113 |
5 | 3432343402444111 |
6 | 131134133104411 |
7 | 11456253565264 |
oct | 1600303001227 |
9 | 374477776047 |
10 | 120310203031 |
11 | 47028a78267 |
12 | 1b397788107 |
13 | b464548265 |
14 | 5b7461426b |
15 | 31e232c871 |
hex | 1c030c0297 |
120310203031 has 16 divisors (see below), whose sum is σ = 127721440000. Its totient is φ = 113009043456.
The previous prime is 120310203011. The next prime is 120310203053. The reversal of 120310203031 is 130302013021.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-120310203031 is a prime.
It is a super-2 number, since 2×1203102030312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 120310202996 and 120310203014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120310203001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2001310 + ... + 2060548.
It is an arithmetic number, because the mean of its divisors is an integer number (7982590000).
Almost surely, 2120310203031 is an apocalyptic number.
120310203031 is a deficient number, since it is larger than the sum of its proper divisors (7411236969).
120310203031 is a wasteful number, since it uses less digits than its factorization.
120310203031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60166.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 120310203031 its reverse (130302013021), we get a palindrome (250612216052).
The spelling of 120310203031 in words is "one hundred twenty billion, three hundred ten million, two hundred three thousand, thirty-one".
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