Base | Representation |
---|---|
bin | 111000111010100010… |
… | …1011011110110001100 |
3 | 102200110221222020100210 |
4 | 1301311011123312030 |
5 | 4000303200141330 |
6 | 132052040322420 |
7 | 11554545061335 |
oct | 1616505336614 |
9 | 380427866323 |
10 | 122223443340 |
11 | 4791aa46aa9 |
12 | 1b830473410 |
13 | b6aaa3650b |
14 | 5cb676728c |
15 | 32a52a38b0 |
hex | 1c7515bd8c |
122223443340 has 24 divisors (see below), whose sum is σ = 342225641520. Its totient is φ = 32592918208.
The previous prime is 122223443339. The next prime is 122223443347. The reversal of 122223443340 is 43344322221.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 122223443298 and 122223443307.
It is not an unprimeable number, because it can be changed into a prime (122223443347) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1018528635 + ... + 1018528754.
It is an arithmetic number, because the mean of its divisors is an integer number (14259401730).
Almost surely, 2122223443340 is an apocalyptic number.
122223443340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122223443340 is an abundant number, since it is smaller than the sum of its proper divisors (220002198180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122223443340 is a wasteful number, since it uses less digits than its factorization.
122223443340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2037057401 (or 2037057399 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 30.
Adding to 122223443340 its reverse (43344322221), we get a palindrome (165567765561).
The spelling of 122223443340 in words is "one hundred twenty-two billion, two hundred twenty-three million, four hundred forty-three thousand, three hundred forty".
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