Base | Representation |
---|---|
bin | 10100101100101010… |
… | …101011101001001000 |
3 | 2010100211210111022200 |
4 | 110230222223221020 |
5 | 331003400112132 |
6 | 14113142120200 |
7 | 1414510530312 |
oct | 245452535110 |
9 | 63324714280 |
10 | 22224222792 |
11 | 9474aa3582 |
12 | 4382a20060 |
13 | 213243a7b5 |
14 | 110b86a7b2 |
15 | 8a116ed7c |
hex | 52caaba48 |
22224222792 has 36 divisors (see below), whose sum is σ = 60194029545. Its totient is φ = 7407652608.
The previous prime is 22224222773. The next prime is 22224222793. The reversal of 22224222792 is 29722242222.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
22224222792 is a `hidden beast` number, since 2 + 222 + 422 + 2 + 7 + 9 + 2 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 14157668196 + 8066554596 = 118986^2 + 89814^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is an ABA number since it can be written as A⋅BA, here for A=2, B=105414.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (22224222793) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1256184 + ... + 1273752.
Almost surely, 222224222792 is an apocalyptic number.
It is an amenable number.
22224222792 is an abundant number, since it is smaller than the sum of its proper divisors (37969806753).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22224222792 is an frugal number, since it uses more digits than its factorization.
22224222792 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35150 (or 17574 counting only the distinct ones).
The product of its digits is 64512, while the sum is 36.
The spelling of 22224222792 in words is "twenty-two billion, two hundred twenty-four million, two hundred twenty-two thousand, seven hundred ninety-two".
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