Base | Representation |
---|---|
bin | 110100001100111011… |
… | …1110100100001001011 |
3 | 101201100122222021101201 |
4 | 1220121313310201023 |
5 | 3314041410310011 |
6 | 123255520525031 |
7 | 11046010406110 |
oct | 1503167644113 |
9 | 351318867351 |
10 | 112103213131 |
11 | 435a7383288 |
12 | 19887180777 |
13 | a757171410 |
14 | 55d6668907 |
15 | 2db1a96cc1 |
hex | 1a19df484b |
112103213131 has 32 divisors (see below), whose sum is σ = 142976010240. Its totient is φ = 85491455616.
The previous prime is 112103213093. The next prime is 112103213143. The reversal of 112103213131 is 131312301211.
It is not a de Polignac number, because 112103213131 - 29 = 112103212619 is a prime.
It is a super-2 number, since 2×1121032131312 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 112103213099 and 112103213108.
It is not an unprimeable number, because it can be changed into a prime (112103213191) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 1512910 + ... + 1585276.
It is an arithmetic number, because the mean of its divisors is an integer number (4468000320).
Almost surely, 2112103213131 is an apocalyptic number.
112103213131 is a deficient number, since it is larger than the sum of its proper divisors (30872797109).
112103213131 is a wasteful number, since it uses less digits than its factorization.
112103213131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73003.
The product of its (nonzero) digits is 108, while the sum is 19.
Adding to 112103213131 its reverse (131312301211), we get a palindrome (243415514342).
The spelling of 112103213131 in words is "one hundred twelve billion, one hundred three million, two hundred thirteen thousand, one hundred thirty-one".
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