Base | Representation |
---|---|
bin | 11011010010101… |
… | …01111011111000 |
3 | 120221210102210001 |
4 | 31221111323320 |
5 | 432102112220 |
6 | 34415002344 |
7 | 5446654051 |
oct | 1551257370 |
9 | 527712701 |
10 | 228941560 |
11 | 108260201 |
12 | 648093b4 |
13 | 3857b5a3 |
14 | 22597728 |
15 | 1517480a |
hex | da55ef8 |
228941560 has 16 divisors (see below), whose sum is σ = 515118600. Its totient is φ = 91576608.
The previous prime is 228941549. The next prime is 228941561. The reversal of 228941560 is 65149822.
228941560 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228941561) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2861730 + ... + 2861809.
Almost surely, 2228941560 is an apocalyptic number.
228941560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
228941560 is an abundant number, since it is smaller than the sum of its proper divisors (286177040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228941560 is a wasteful number, since it uses less digits than its factorization.
228941560 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5723550 (or 5723546 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 37.
The square root of 228941560 is about 15130.8149152648. The cubic root of 228941560 is about 611.7512694795.
The spelling of 228941560 in words is "two hundred twenty-eight million, nine hundred forty-one thousand, five hundred sixty".
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