Base | Representation |
---|---|
bin | 1110001101110011010… |
… | …1100101010001111111 |
3 | 212100101100001010121202 |
4 | 3203130311211101333 |
5 | 13000132114434211 |
6 | 304110010450115 |
7 | 23434035653225 |
oct | 3433465452177 |
9 | 770340033552 |
10 | 244223202431 |
11 | 946356a378a |
12 | 3b3b9a3393b |
13 | 1a051312390 |
14 | bb6b504b15 |
15 | 6545ac053b |
hex | 38dcd6547f |
244223202431 has 16 divisors (see below), whose sum is σ = 272213978400. Its totient is φ = 217555056768.
The previous prime is 244223202407. The next prime is 244223202469. The reversal of 244223202431 is 134202322442.
It is a cyclic number.
It is not a de Polignac number, because 244223202431 - 222 = 244219008127 is a prime.
It is a super-2 number, since 2×2442232024312 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a junction number, because it is equal to n+sod(n) for n = 244223202394 and 244223202403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (244223202401) 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 15 ways as a sum of consecutive naturals, for example, 604385 + ... + 923973.
It is an arithmetic number, because the mean of its divisors is an integer number (17013373650).
Almost surely, 2244223202431 is an apocalyptic number.
244223202431 is a deficient number, since it is larger than the sum of its proper divisors (27990775969).
244223202431 is a wasteful number, since it uses less digits than its factorization.
244223202431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 321658.
The product of its (nonzero) digits is 18432, while the sum is 29.
Adding to 244223202431 its reverse (134202322442), we get a palindrome (378425524873).
The spelling of 244223202431 in words is "two hundred forty-four billion, two hundred twenty-three million, two hundred two thousand, four hundred thirty-one".
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