Base | Representation |
---|---|
bin | 1101010001100010111… |
… | …1000011101011101000 |
3 | 210210122002000201001100 |
4 | 3110120233003223220 |
5 | 12214020323140340 |
6 | 252433001321400 |
7 | 22322151122205 |
oct | 3243057035350 |
9 | 723562021040 |
10 | 228048255720 |
11 | 8879532792a |
12 | 38244a96260 |
13 | 186742343ac |
14 | b075232cac |
15 | 5deaa6d830 |
hex | 3518bc3ae8 |
228048255720 has 96 divisors (see below), whose sum is σ = 741294819720. Its totient is φ = 60801546240.
The previous prime is 228048255713. The next prime is 228048255733. The reversal of 228048255720 is 27552840822.
228048255720 is a `hidden beast` number, since 22 + 80 + 482 + 5 + 5 + 72 + 0 = 666.
228048255720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 221835348036 + 6212907684 = 470994^2 + 78822^2 .
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1974612 + ... + 2086908.
Almost surely, 2228048255720 is an apocalyptic number.
228048255720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
228048255720 is an abundant number, since it is smaller than the sum of its proper divisors (513246564000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228048255720 is a wasteful number, since it uses less digits than its factorization.
228048255720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117955 (or 117948 counting only the distinct ones).
The product of its (nonzero) digits is 716800, while the sum is 45.
The spelling of 228048255720 in words is "two hundred twenty-eight billion, forty-eight million, two hundred fifty-five thousand, seven hundred twenty".
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