Base | Representation |
---|---|
bin | 11011110100010… |
… | …10011101001101 |
3 | 121021002110101020 |
4 | 31322022131031 |
5 | 434214212424 |
6 | 35053304353 |
7 | 5532310404 |
oct | 1572123515 |
9 | 537073336 |
10 | 233350989 |
11 | 10a7a2063 |
12 | 661950b9 |
13 | 39463611 |
14 | 22dc463b |
15 | 15746079 |
hex | de8a74d |
233350989 has 16 divisors (see below), whose sum is σ = 330417600. Its totient is φ = 146071296.
The previous prime is 233350979. The next prime is 233351039. The reversal of 233350989 is 989053332.
233350989 = T102 + T103 + ... + T1118.
It is not a de Polignac number, because 233350989 - 24 = 233350973 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 233350989.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (233350979) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11674 + ... + 24555.
It is an arithmetic number, because the mean of its divisors is an integer number (20651100).
Almost surely, 2233350989 is an apocalyptic number.
It is an amenable number.
233350989 is a deficient number, since it is larger than the sum of its proper divisors (97066611).
233350989 is a wasteful number, since it uses less digits than its factorization.
233350989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36364.
The product of its (nonzero) digits is 174960, while the sum is 42.
The square root of 233350989 is about 15275.8302229371. The cubic root of 233350989 is about 615.6537776201.
The spelling of 233350989 in words is "two hundred thirty-three million, three hundred fifty thousand, nine hundred eighty-nine".
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