Base | Representation |
---|---|
bin | 100100101110000… |
… | …1000010110101111 |
3 | 10011212102201120121 |
4 | 1021130020112233 |
5 | 10010410023043 |
6 | 322132225411 |
7 | 42350525263 |
oct | 11134102657 |
9 | 3155381517 |
10 | 1232111023 |
11 | 582549280 |
12 | 2a476b267 |
13 | 1683582a0 |
14 | b98cc0a3 |
15 | 7327eded |
hex | 497085af |
1232111023 has 32 divisors (see below), whose sum is σ = 1585604160. Its totient is φ = 939509760.
The previous prime is 1232111021. The next prime is 1232111047. The reversal of 1232111023 is 3201112321.
It is not a de Polignac number, because 1232111023 - 21 = 1232111021 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1232110988 and 1232111006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1232111021) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61761 + ... + 79237.
It is an arithmetic number, because the mean of its divisors is an integer number (49550130).
Almost surely, 21232111023 is an apocalyptic number.
1232111023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
1232111023 is a deficient number, since it is larger than the sum of its proper divisors (353493137).
1232111023 is a wasteful number, since it uses less digits than its factorization.
1232111023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17547.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 1232111023 is about 35101.4390445748. The cubic root of 1232111023 is about 1072.0538833533.
Adding to 1232111023 its reverse (3201112321), we get a palindrome (4433223344).
The spelling of 1232111023 in words is "one billion, two hundred thirty-two million, one hundred eleven thousand, twenty-three".
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