Base | Representation |
---|---|
bin | 10001111010100100000… |
… | …100100111111000100111 |
3 | 11100200201101220122001120 |
4 | 101322210010213320213 |
5 | 130132310002301043 |
6 | 2341322103025023 |
7 | 154642064401464 |
oct | 21724404477047 |
9 | 4320641818046 |
10 | 1231113322023 |
11 | 435126414472 |
12 | 17a72143b173 |
13 | 8c12a516420 |
14 | 4382c77c66b |
15 | 2205642c983 |
hex | 11ea4127e27 |
1231113322023 has 32 divisors (see below), whose sum is σ = 1791254384640. Its totient is φ = 747548006400.
The previous prime is 1231113322009. The next prime is 1231113322031. The reversal of 1231113322023 is 3202233111321.
It is not a de Polignac number, because 1231113322023 - 233 = 1222523387431 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1231113321984 and 1231113322002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1231113322003) 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, 4807890 + ... + 5057472.
It is an arithmetic number, because the mean of its divisors is an integer number (55976699520).
Almost surely, 21231113322023 is an apocalyptic number.
1231113322023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
1231113322023 is a deficient number, since it is larger than the sum of its proper divisors (560141062617).
1231113322023 is a wasteful number, since it uses less digits than its factorization.
1231113322023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 251279.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 1231113322023 its reverse (3202233111321), we get a palindrome (4433346433344).
The spelling of 1231113322023 in words is "one trillion, two hundred thirty-one billion, one hundred thirteen million, three hundred twenty-two thousand, twenty-three".
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