Base | Representation |
---|---|
bin | 11011010001100… |
… | …10001000111011 |
3 | 120221111222122122 |
4 | 31220302020323 |
5 | 432032414224 |
6 | 34411511455 |
7 | 5445503432 |
oct | 1550621073 |
9 | 527458578 |
10 | 228794939 |
11 | 10817002a |
12 | 6475858b |
13 | 38529929 |
14 | 2255a119 |
15 | 1514615e |
hex | da3223b |
228794939 has 8 divisors (see below), whose sum is σ = 235970880. Its totient is φ = 221671296.
The previous prime is 228794933. The next prime is 228794963. The reversal of 228794939 is 939497822.
228794939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 228794939 - 212 = 228790843 is a prime.
It is a super-2 number, since 2×2287949392 = 104694248224027442, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (228794933) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4094 + ... + 21779.
It is an arithmetic number, because the mean of its divisors is an integer number (29496360).
Almost surely, 2228794939 is an apocalyptic number.
228794939 is a deficient number, since it is larger than the sum of its proper divisors (7175941).
228794939 is a wasteful number, since it uses less digits than its factorization.
228794939 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26149.
The product of its digits is 1959552, while the sum is 53.
The square root of 228794939 is about 15125.9690268095. The cubic root of 228794939 is about 611.6206470074.
The spelling of 228794939 in words is "two hundred twenty-eight million, seven hundred ninety-four thousand, nine hundred thirty-nine".
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