Base | Representation |
---|---|
bin | 11011110111100… |
… | …10000100010010 |
3 | 121021220000112100 |
4 | 31323302010102 |
5 | 434321303003 |
6 | 35110341230 |
7 | 5536025604 |
oct | 1573620422 |
9 | 537800470 |
10 | 233775378 |
11 | 10aa619a1 |
12 | 6635a816 |
13 | 39581835 |
14 | 23095174 |
15 | 157cbba3 |
hex | def2112 |
233775378 has 36 divisors (see below), whose sum is σ = 513252558. Its totient is φ = 76901760.
The previous prime is 233775359. The next prime is 233775379. The reversal of 233775378 is 873577332.
233775378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 209004849 + 24770529 = 14457^2 + 4977^2 .
It is not an unprimeable number, because it can be changed into a prime (233775379) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 111298 + ... + 113378.
Almost surely, 2233775378 is an apocalyptic number.
233775378 is an abundant number, since it is smaller than the sum of its proper divisors (279477180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
233775378 is a wasteful number, since it uses less digits than its factorization.
233775378 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2247 (or 2165 counting only the distinct ones).
The product of its digits is 740880, while the sum is 45.
The square root of 233775378 is about 15289.7147782423. The cubic root of 233775378 is about 616.0267757659.
The spelling of 233775378 in words is "two hundred thirty-three million, seven hundred seventy-five thousand, three hundred seventy-eight".
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