Base | Representation |
---|---|
bin | 11011111000000… |
… | …01100101000001 |
3 | 121022000020200111 |
4 | 31330001211001 |
5 | 434330321123 |
6 | 35111551321 |
7 | 5536412050 |
oct | 1574014501 |
9 | 538006614 |
10 | 233838913 |
11 | 10aaa5700 |
12 | 6638b541 |
13 | 395a4729 |
14 | 230b0397 |
15 | 157e090d |
hex | df01941 |
233838913 has 12 divisors (see below), whose sum is σ = 293749120. Its totient is φ = 182211480.
The previous prime is 233838887. The next prime is 233838991. The reversal of 233838913 is 319838332.
It is not a de Polignac number, because 233838913 - 25 = 233838881 is a prime.
It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (233832913) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137193 + ... + 138886.
Almost surely, 2233838913 is an apocalyptic number.
It is an amenable number.
233838913 is a deficient number, since it is larger than the sum of its proper divisors (59910207).
233838913 is a wasteful number, since it uses less digits than its factorization.
233838913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 276108 (or 276097 counting only the distinct ones).
The product of its digits is 93312, while the sum is 40.
The square root of 233838913 is about 15291.7923409913. The cubic root of 233838913 is about 616.0825782152.
The spelling of 233838913 in words is "two hundred thirty-three million, eight hundred thirty-eight thousand, nine hundred thirteen".
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