Base | Representation |
---|---|
bin | 10101000111111001… |
… | …100000000000100000 |
3 | 2011112200110212020012 |
4 | 111013321200000200 |
5 | 332422324422003 |
6 | 14230342304052 |
7 | 1432026050012 |
oct | 250771400040 |
9 | 64480425205 |
10 | 22681092128 |
11 | 9689981242 |
12 | 448ba28028 |
13 | 21a5ca1096 |
14 | 11523d61b2 |
15 | 8cb3188d8 |
hex | 547e60020 |
22681092128 has 54 divisors (see below), whose sum is σ = 45360387261. Its totient is φ = 11163769344.
The previous prime is 22681092107. The next prime is 22681092139. The reversal of 22681092128 is 82129018622.
It is a happy number.
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.
It can be written as a sum of positive squares in 2 ways, for example, as 21406030864 + 1275061264 = 146308^2 + 35708^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=106492.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 67302776 + ... + 67303112.
Almost surely, 222681092128 is an apocalyptic number.
It is an amenable number.
22681092128 is a deficient number, since it is larger than the sum of its proper divisors (22679295133).
22681092128 is an frugal number, since it uses more digits than its factorization.
22681092128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 842 (or 418 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 41.
The spelling of 22681092128 in words is "twenty-two billion, six hundred eighty-one million, ninety-two thousand, one hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.088 sec. • engine limits •