Base | Representation |
---|---|
bin | 10100101100100010… |
… | …001111101011110000 |
3 | 2010100200122010110220 |
4 | 110230202033223300 |
5 | 331002313323440 |
6 | 14113022453040 |
7 | 1414452656301 |
oct | 245442175360 |
9 | 63320563426 |
10 | 22222011120 |
11 | 9473822951 |
12 | 4382134180 |
13 | 2131b44c0a |
14 | 110b4527a8 |
15 | 8a0d848d0 |
hex | 52c88faf0 |
22222011120 has 80 divisors (see below), whose sum is σ = 69760296960. Its totient is φ = 5850853632.
The previous prime is 22222011079. The next prime is 22222011209. The reversal of 22222011120 is 2111022222.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 22222011120.
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 15 ways as a sum of consecutive naturals, for example, 567064 + ... + 604983.
It is an arithmetic number, because the mean of its divisors is an integer number (872003712).
Almost surely, 222222011120 is an apocalyptic number.
22222011120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22222011120 is an abundant number, since it is smaller than the sum of its proper divisors (47538285840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22222011120 is a wasteful number, since it uses less digits than its factorization.
22222011120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1172142 (or 1172136 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 22222011120 its reverse (2111022222), we get a palindrome (24333033342).
The spelling of 22222011120 in words is "twenty-two billion, two hundred twenty-two million, eleven thousand, one hundred twenty".
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