Base | Representation |
---|---|
bin | 110011011011100101… |
… | …010110010010000000 |
3 | 12021112121221222022102 |
4 | 303123211112102000 |
5 | 1401044220432243 |
6 | 41211441325532 |
7 | 3663330632621 |
oct | 633345262200 |
9 | 167477858272 |
10 | 55223608448 |
11 | 21469318428 |
12 | a8523368a8 |
13 | 52910305b8 |
14 | 295c39ba48 |
15 | 168326a9b8 |
hex | cdb956480 |
55223608448 has 24 divisors (see below), whose sum is σ = 110021079315. Its totient is φ = 27610474880.
The previous prime is 55223608423. The next prime is 55223608499. The reversal of 55223608448 is 84480632255.
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 only one way, i.e., 27611804224 + 27611804224 = 166168^2 + 166168^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=166168.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2648303 + ... + 2669073.
Almost surely, 255223608448 is an apocalyptic number.
It is an amenable number.
55223608448 is a deficient number, since it is larger than the sum of its proper divisors (54797470867).
55223608448 is an frugal number, since it uses more digits than its factorization.
55223608448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41556 (or 20773 counting only the distinct ones).
The product of its (nonzero) digits is 1843200, while the sum is 47.
The spelling of 55223608448 in words is "fifty-five billion, two hundred twenty-three million, six hundred eight thousand, four hundred forty-eight".
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