Base | Representation |
---|---|
bin | 11011001011110… |
… | …10100000110001 |
3 | 120220002202220200 |
4 | 31211322200301 |
5 | 431334332201 |
6 | 34343425413 |
7 | 5436221550 |
oct | 1545724061 |
9 | 526082820 |
10 | 228042801 |
11 | 1077a6a28 |
12 | 64455269 |
13 | 3832548c |
14 | 22401d97 |
15 | 15048386 |
hex | d97a831 |
228042801 has 24 divisors (see below), whose sum is σ = 377105664. Its totient is φ = 130083840.
The previous prime is 228042797. The next prime is 228042809. The reversal of 228042801 is 108240822.
228042801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 228042801 - 22 = 228042797 is a prime.
It is not an unprimeable number, because it can be changed into a prime (228042809) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37560 + ... + 43206.
It is an arithmetic number, because the mean of its divisors is an integer number (15712736).
Almost surely, 2228042801 is an apocalyptic number.
228042801 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
228042801 is a deficient number, since it is larger than the sum of its proper divisors (149062863).
228042801 is a wasteful number, since it uses less digits than its factorization.
228042801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6301 (or 6298 counting only the distinct ones).
The product of its (nonzero) digits is 2048, while the sum is 27.
The square root of 228042801 is about 15101.0860867687. The cubic root of 228042801 is about 610.9496995547.
The spelling of 228042801 in words is "two hundred twenty-eight million, forty-two thousand, eight hundred one".
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