Base | Representation |
---|---|
bin | 11011110010110… |
… | …00010000001011 |
3 | 121020201000022011 |
4 | 31321120100023 |
5 | 434141122410 |
6 | 35045040351 |
7 | 5530463032 |
oct | 1571302013 |
9 | 536630264 |
10 | 233145355 |
11 | 10a671613 |
12 | 660b60b7 |
13 | 393c0b41 |
14 | 22d6d719 |
15 | 1570518a |
hex | de5840b |
233145355 has 32 divisors (see below), whose sum is σ = 301498560. Its totient is φ = 172730880.
The previous prime is 233145331. The next prime is 233145373. The reversal of 233145355 is 553541332.
It is not a de Polignac number, because 233145355 - 25 = 233145323 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 380029 + ... + 380641.
It is an arithmetic number, because the mean of its divisors is an integer number (9421830).
Almost surely, 2233145355 is an apocalyptic number.
233145355 is a deficient number, since it is larger than the sum of its proper divisors (68353205).
233145355 is a wasteful number, since it uses less digits than its factorization.
233145355 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 751.
The product of its digits is 27000, while the sum is 31.
The square root of 233145355 is about 15269.0980414692. The cubic root of 233145355 is about 615.4728819444.
Adding to 233145355 its reverse (553541332), we get a palindrome (786686687).
The spelling of 233145355 in words is "two hundred thirty-three million, one hundred forty-five thousand, three hundred fifty-five".
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