Base | Representation |
---|---|
bin | 111001000001000101… |
… | …1011101001001011100 |
3 | 102201001021100020102011 |
4 | 1302002023131021130 |
5 | 4001230420002330 |
6 | 132125525041004 |
7 | 11563153251544 |
oct | 1620213351134 |
9 | 381037306364 |
10 | 122443125340 |
11 | 47a22a52378 |
12 | 1b891b56164 |
13 | b7143c2273 |
14 | 5cd79d0324 |
15 | 32b96e982a |
hex | 1c822dd25c |
122443125340 has 24 divisors (see below), whose sum is σ = 257443028640. Its totient is φ = 48917732928.
The previous prime is 122443125283. The next prime is 122443125359. The reversal of 122443125340 is 43521344221.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3702955 + ... + 3735874.
It is an arithmetic number, because the mean of its divisors is an integer number (10726792860).
Almost surely, 2122443125340 is an apocalyptic number.
122443125340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122443125340 is an abundant number, since it is smaller than the sum of its proper divisors (134999903300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122443125340 is a wasteful number, since it uses less digits than its factorization.
122443125340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7439661 (or 7439659 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 31.
Adding to 122443125340 its reverse (43521344221), we get a palindrome (165964469561).
The spelling of 122443125340 in words is "one hundred twenty-two billion, four hundred forty-three million, one hundred twenty-five thousand, three hundred forty".
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