Base | Representation |
---|---|
bin | 10001101000000010111… |
… | …111101010111110110000 |
3 | 11021210101202212012020011 |
4 | 101220002333222332300 |
5 | 124321100120214044 |
6 | 2324233140224304 |
7 | 153336301552261 |
oct | 21500277527660 |
9 | 4253352765204 |
10 | 1211231023024 |
11 | 427753376a00 |
12 | 1768b299b094 |
13 | 8a2ac33c169 |
14 | 428a3d74968 |
15 | 21790bb1134 |
hex | 11a02feafb0 |
1211231023024 has 30 divisors (see below), whose sum is σ = 2579496650780. Its totient is φ = 550559555040.
The previous prime is 1211231022997. The next prime is 1211231023027. The reversal of 1211231023024 is 4203201321121.
It is a super-2 number, since 2×12112310230242 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 1211231022986 and 1211231023004.
It is not an unprimeable number, because it can be changed into a prime (1211231023027) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 312815994 + ... + 312819865.
Almost surely, 21211231023024 is an apocalyptic number.
It is an amenable number.
1211231023024 is an abundant number, since it is smaller than the sum of its proper divisors (1368265627756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1211231023024 is a wasteful number, since it uses less digits than its factorization.
1211231023024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 625635889 (or 625635872 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 1211231023024 its reverse (4203201321121), we get a palindrome (5414432344145).
The spelling of 1211231023024 in words is "one trillion, two hundred eleven billion, two hundred thirty-one million, twenty-three thousand, twenty-four".
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