Base | Representation |
---|---|
bin | 11011001100000… |
… | …01000000100000 |
3 | 120220011010102010 |
4 | 31212001000200 |
5 | 431341210113 |
6 | 34344152520 |
7 | 5436362250 |
oct | 1546010040 |
9 | 526133363 |
10 | 228069408 |
11 | 107814a16 |
12 | 64468740 |
13 | 38334618 |
14 | 2240b960 |
15 | 150511c3 |
hex | d981020 |
228069408 has 48 divisors (see below), whose sum is σ = 684210240. Its totient is φ = 65162496.
The previous prime is 228069367. The next prime is 228069431. The reversal of 228069408 is 804960822.
It is a tau number, because it is divible by the number of its divisors (48).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169023 + ... + 170366.
It is an arithmetic number, because the mean of its divisors is an integer number (14254380).
Almost surely, 2228069408 is an apocalyptic number.
228069408 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
228069408 is an abundant number, since it is smaller than the sum of its proper divisors (456140832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228069408 is a wasteful number, since it uses less digits than its factorization.
228069408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 339409 (or 339401 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 39.
The square root of 228069408 is about 15101.9670241992. The cubic root of 228069408 is about 610.9734595776.
The spelling of 228069408 in words is "two hundred twenty-eight million, sixty-nine thousand, four hundred eight".
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