Base | Representation |
---|---|
bin | 1101010011011010110… |
… | …1111110000111010000 |
3 | 210211221010120100120200 |
4 | 3110312231332013100 |
5 | 12221033112142443 |
6 | 252554531135200 |
7 | 22340466613344 |
oct | 3246655760720 |
9 | 724833510520 |
10 | 228551287248 |
11 | 88a23274969 |
12 | 38365444500 |
13 | 1872450b29b |
14 | b0c1d77624 |
15 | 5e29cd4dd3 |
hex | 3536b7e1d0 |
228551287248 has 60 divisors (see below), whose sum is σ = 639658532448. Its totient is φ = 76179908160.
The previous prime is 228551287243. The next prime is 228551287253. The reversal of 228551287248 is 842782155822.
228551287248 is a `hidden beast` number, since 2 + 2 + 8 + 5 + 512 + 87 + 2 + 48 = 666.
It is an interprime number because it is at equal distance from previous prime (228551287243) and next prime (228551287253).
It is a junction number, because it is equal to n+sod(n) for n = 228551287194 and 228551287203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228551287243) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5042061 + ... + 5087187.
Almost surely, 2228551287248 is an apocalyptic number.
It is an amenable number.
228551287248 is an abundant number, since it is smaller than the sum of its proper divisors (411107245200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228551287248 is a wasteful number, since it uses less digits than its factorization.
228551287248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80312 (or 80303 counting only the distinct ones).
The product of its digits is 5734400, while the sum is 54.
The spelling of 228551287248 in words is "two hundred twenty-eight billion, five hundred fifty-one million, two hundred eighty-seven thousand, two hundred forty-eight".
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