Base | Representation |
---|---|
bin | 10101011110010… |
… | …10000010011010 |
3 | 110112221202110012 |
4 | 22233022002122 |
5 | 332103242132 |
6 | 25512521522 |
7 | 4315054064 |
oct | 1257120232 |
9 | 415852405 |
10 | 180134042 |
11 | 92754410 |
12 | 503b02a2 |
13 | 2b41cbba |
14 | 19cd0734 |
15 | 10c330b2 |
hex | abca09a |
180134042 has 32 divisors (see below), whose sum is σ = 300231360. Its totient is φ = 80375680.
The previous prime is 180134011. The next prime is 180134047. The reversal of 180134042 is 240431081.
It is a junction number, because it is equal to n+sod(n) for n = 180133999 and 180134017.
It is not an unprimeable number, because it can be changed into a prime (180134047) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 385493 + ... + 385959.
It is an arithmetic number, because the mean of its divisors is an integer number (9382230).
Almost surely, 2180134042 is an apocalyptic number.
180134042 is a deficient number, since it is larger than the sum of its proper divisors (120097318).
180134042 is a wasteful number, since it uses less digits than its factorization.
180134042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 766.
The product of its (nonzero) digits is 768, while the sum is 23.
The square root of 180134042 is about 13421.4023857420. The cubic root of 180134042 is about 564.7617362770.
The spelling of 180134042 in words is "one hundred eighty million, one hundred thirty-four thousand, forty-two".
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