Base | Representation |
---|---|
bin | 1101100101011011100… |
… | …0000101000101000001 |
3 | 211022102001111210121100 |
4 | 3121112320011011001 |
5 | 12310433224303200 |
6 | 255114351045013 |
7 | 22601342234145 |
oct | 3312670050501 |
9 | 738361453540 |
10 | 233385775425 |
11 | 8aa84205440 |
12 | 39294510769 |
13 | 19014c9968a |
14 | b420073225 |
15 | 610e445d00 |
hex | 3656e05141 |
233385775425 has 144 divisors (see below), whose sum is σ = 485652630528. Its totient is φ = 105881548800.
The previous prime is 233385775423. The next prime is 233385775433. The reversal of 233385775425 is 524577583332.
233385775425 is a `hidden beast` number, since 2 + 33 + 38 + 577 + 5 + 4 + 2 + 5 = 666.
It is not a de Polignac number, because 233385775425 - 21 = 233385775423 is a prime.
It is not an unprimeable number, because it can be changed into a prime (233385775423) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 7262944 + ... + 7295006.
It is an arithmetic number, because the mean of its divisors is an integer number (3372587712).
Almost surely, 2233385775425 is an apocalyptic number.
233385775425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
233385775425 is an abundant number, since it is smaller than the sum of its proper divisors (252266855103).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
233385775425 is a wasteful number, since it uses less digits than its factorization.
233385775425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32280 (or 32272 counting only the distinct ones).
The product of its digits is 21168000, while the sum is 54.
It can be divided in two parts, 2333 and 85775425, that added together give a palindrome (85777758).
The spelling of 233385775425 in words is "two hundred thirty-three billion, three hundred eighty-five million, seven hundred seventy-five thousand, four hundred twenty-five".
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