Base | Representation |
---|---|
bin | 111000111010110101… |
… | …0101111000101000000 |
3 | 102200111122101000101122 |
4 | 1301311222233011000 |
5 | 4000313201041230 |
6 | 132053030051412 |
7 | 11555024145041 |
oct | 1616552570500 |
9 | 380448330348 |
10 | 122233221440 |
11 | 47925515480 |
12 | 1b8337a9b68 |
13 | b6aca7b085 |
14 | 5cb7b908c8 |
15 | 32a6085be5 |
hex | 1c75aaf140 |
122233221440 has 56 divisors (see below), whose sum is σ = 317528582112. Its totient is φ = 44448442880.
The previous prime is 122233221377. The next prime is 122233221469. The reversal of 122233221440 is 44122332221.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17359154 + ... + 17366193.
It is an arithmetic number, because the mean of its divisors is an integer number (5670153252).
Almost surely, 2122233221440 is an apocalyptic number.
122233221440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122233221440 is an abundant number, since it is smaller than the sum of its proper divisors (195295360672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122233221440 is a wasteful number, since it uses less digits than its factorization.
122233221440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34725375 (or 34725365 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 122233221440 its reverse (44122332221), we get a palindrome (166355553661).
The spelling of 122233221440 in words is "one hundred twenty-two billion, two hundred thirty-three million, two hundred twenty-one thousand, four hundred forty".
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