Base | Representation |
---|---|
bin | 1101001010110… |
… | …0000100000110 |
3 | 10211221000022110 |
4 | 3102230010012 |
5 | 103114340401 |
6 | 5251441450 |
7 | 1240311345 |
oct | 322540406 |
9 | 124830273 |
10 | 55230726 |
11 | 291a3731 |
12 | 165b6286 |
13 | b59a205 |
14 | 7499b5c |
15 | 4cae9d6 |
hex | 34ac106 |
55230726 has 16 divisors (see below), whose sum is σ = 112334400. Its totient is φ = 18098088.
The previous prime is 55230709. The next prime is 55230821. The reversal of 55230726 is 62703255.
It is a junction number, because it is equal to n+sod(n) for n = 55230693 and 55230702.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77656 + ... + 78363.
It is an arithmetic number, because the mean of its divisors is an integer number (7020900).
Almost surely, 255230726 is an apocalyptic number.
55230726 is an abundant number, since it is smaller than the sum of its proper divisors (57103674).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55230726 is a wasteful number, since it uses less digits than its factorization.
55230726 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156083.
The product of its (nonzero) digits is 12600, while the sum is 30.
The square root of 55230726 is about 7431.7377510243. The cubic root of 55230726 is about 380.8262860168.
The spelling of 55230726 in words is "fifty-five million, two hundred thirty thousand, seven hundred twenty-six".
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