Base | Representation |
---|---|
bin | 11011111101011… |
… | …00110001111011 |
3 | 121100022212121102 |
4 | 31332230301323 |
5 | 440020241110 |
6 | 35135002015 |
7 | 5545362353 |
oct | 1576546173 |
9 | 540285542 |
10 | 234540155 |
11 | 110434543 |
12 | 6666930b |
13 | 3978b975 |
14 | 23213b63 |
15 | 158cd5a5 |
hex | dfacc7b |
234540155 has 16 divisors (see below), whose sum is σ = 286826400. Its totient is φ = 184078848.
The previous prime is 234540149. The next prime is 234540227. The reversal of 234540155 is 551045432.
It is a cyclic number.
It is not a de Polignac number, because 234540155 - 26 = 234540091 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59939 + ... + 63731.
It is an arithmetic number, because the mean of its divisors is an integer number (17926650).
Almost surely, 2234540155 is an apocalyptic number.
234540155 is a deficient number, since it is larger than the sum of its proper divisors (52286245).
234540155 is a wasteful number, since it uses less digits than its factorization.
234540155 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4030.
The product of its (nonzero) digits is 12000, while the sum is 29.
The square root of 234540155 is about 15314.7038822172. The cubic root of 234540155 is about 616.6978049369.
Adding to 234540155 its reverse (551045432), we get a palindrome (785585587).
The spelling of 234540155 in words is "two hundred thirty-four million, five hundred forty thousand, one hundred fifty-five".
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