Base | Representation |
---|---|
bin | 110100001111111010… |
… | …0011110110110001111 |
3 | 101201121121202000221021 |
4 | 1220133310132312033 |
5 | 3314242432014411 |
6 | 123313443415011 |
7 | 11051331526366 |
oct | 1503764366617 |
9 | 351547660837 |
10 | 112203001231 |
11 | 4364873a592 |
12 | 198b4684467 |
13 | a771a3c629 |
14 | 5605a027dd |
15 | 2dba708a71 |
hex | 1a1fd1ed8f |
112203001231 has 24 divisors (see below), whose sum is σ = 122230257120. Its totient is φ = 102943948800.
The previous prime is 112203001217. The next prime is 112203001237. The reversal of 112203001231 is 132100302211.
It is not a de Polignac number, because 112203001231 - 219 = 112202476943 is a prime.
It is a super-2 number, since 2×1122030012312 (a number of 23 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 (112203001237) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1795471 + ... + 1856911.
It is an arithmetic number, because the mean of its divisors is an integer number (5092927380).
Almost surely, 2112203001231 is an apocalyptic number.
112203001231 is a deficient number, since it is larger than the sum of its proper divisors (10027255889).
112203001231 is an equidigital number, since it uses as much as digits as its factorization.
112203001231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61635 (or 61618 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 112203001231 its reverse (132100302211), we get a palindrome (244303303442).
The spelling of 112203001231 in words is "one hundred twelve billion, two hundred three million, one thousand, two hundred thirty-one".
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