Base | Representation |
---|---|
bin | 1101001000010… |
… | …0100000000110 |
3 | 10211121210000200 |
4 | 3102010200012 |
5 | 103044144203 |
6 | 5244151330 |
7 | 1236035040 |
oct | 322044006 |
9 | 124553020 |
10 | 55068678 |
11 | 290a2a05 |
12 | 16538546 |
13 | b541522 |
14 | 7456a90 |
15 | 4c7b9a3 |
hex | 3484806 |
55068678 has 96 divisors (see below), whose sum is σ = 147723264. Its totient is φ = 14466816.
The previous prime is 55068659. The next prime is 55068683. The reversal of 55068678 is 87686055.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 100401 + ... + 100947.
It is an arithmetic number, because the mean of its divisors is an integer number (1538784).
Almost surely, 255068678 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55068678, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73861632).
55068678 is an abundant number, since it is smaller than the sum of its proper divisors (92654586).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55068678 is a wasteful number, since it uses less digits than its factorization.
55068678 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 626 (or 623 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 45.
The square root of 55068678 is about 7420.8273123689. The cubic root of 55068678 is about 380.4534706421.
The spelling of 55068678 in words is "fifty-five million, sixty-eight thousand, six hundred seventy-eight".
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