Base | Representation |
---|---|
bin | 10100101101001101… |
… | …000000011110000000 |
3 | 2010101110201122112100 |
4 | 110231031000132000 |
5 | 331013201032432 |
6 | 14114103030400 |
7 | 1414650155163 |
oct | 245515003600 |
9 | 63343648470 |
10 | 22233220992 |
11 | 947a08a004 |
12 | 4385a3b400 |
13 | 213426b388 |
14 | 110cb2dada |
15 | 8a1d4b07c |
hex | 52d340780 |
22233220992 has 48 divisors (see below), whose sum is σ = 63978412680. Its totient is φ = 7411073280.
The previous prime is 22233220991. The next prime is 22233221033. The reversal of 22233220992 is 29902233222.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×222332209922 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22233220991) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9648684 + ... + 9650987.
Almost surely, 222233220992 is an apocalyptic number.
It is an amenable number.
22233220992 is an abundant number, since it is smaller than the sum of its proper divisors (41745191688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22233220992 is a wasteful number, since it uses less digits than its factorization.
22233220992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19299691 (or 19299676 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 36.
The spelling of 22233220992 in words is "twenty-two billion, two hundred thirty-three million, two hundred twenty thousand, nine hundred ninety-two".
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