Base | Representation |
---|---|
bin | 111000100010101010… |
… | …1000011101101111100 |
3 | 102121102010100111122011 |
4 | 1301011111003231330 |
5 | 3442133042414234 |
6 | 131440335501004 |
7 | 11525645642452 |
oct | 1610525035574 |
9 | 377363314564 |
10 | 121422232444 |
11 | 47549759437 |
12 | 1b648087764 |
13 | b5b0a4b426 |
14 | 5c3c1a49d2 |
15 | 3259c8cb64 |
hex | 1c45543b7c |
121422232444 has 24 divisors (see below), whose sum is σ = 213226398560. Its totient is φ = 60500696256.
The previous prime is 121422232423. The next prime is 121422232493. The reversal of 121422232444 is 444232224121.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1661809 + ... + 1733335.
Almost surely, 2121422232444 is an apocalyptic number.
It is an amenable number.
121422232444 is a deficient number, since it is larger than the sum of its proper divisors (91804166116).
121422232444 is a wasteful number, since it uses less digits than its factorization.
121422232444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72997 (or 72995 counting only the distinct ones).
The product of its digits is 24576, while the sum is 31.
Adding to 121422232444 its reverse (444232224121), we get a palindrome (565654456565).
The spelling of 121422232444 in words is "one hundred twenty-one billion, four hundred twenty-two million, two hundred thirty-two thousand, four hundred forty-four".
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