Base | Representation |
---|---|
bin | 111000111101011011… |
… | …0100100110111010100 |
3 | 102200201201001120012110 |
4 | 1301322312210313110 |
5 | 4001002433231122 |
6 | 132105414351020 |
7 | 11560131433110 |
oct | 1617266446724 |
9 | 380651046173 |
10 | 122320211412 |
11 | 4796a630313 |
12 | 1b85895b470 |
13 | b6c4ab7c29 |
14 | 5cc5556740 |
15 | 32ada1a90c |
hex | 1c7ada4dd4 |
122320211412 has 48 divisors (see below), whose sum is σ = 326309137280. Its totient is φ = 34935570432.
The previous prime is 122320211381. The next prime is 122320211423. The reversal of 122320211412 is 214112023221.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44893 + ... + 496644.
Almost surely, 2122320211412 is an apocalyptic number.
122320211412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
122320211412 is an abundant number, since it is smaller than the sum of its proper divisors (203988925868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122320211412 is a wasteful number, since it uses less digits than its factorization.
122320211412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 544240 (or 544238 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 122320211412 its reverse (214112023221), we get a palindrome (336432234633).
The spelling of 122320211412 in words is "one hundred twenty-two billion, three hundred twenty million, two hundred eleven thousand, four hundred twelve".
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