Base | Representation |
---|---|
bin | 10101011101110… |
… | …11110111000001 |
3 | 110112211210210100 |
4 | 22232323313001 |
5 | 332044412334 |
6 | 25511353013 |
7 | 4314422553 |
oct | 1256736701 |
9 | 415753710 |
10 | 180075969 |
11 | 92714817 |
12 | 50382769 |
13 | 2b3cc638 |
14 | 19cb74d3 |
15 | 10c20c99 |
hex | abbbdc1 |
180075969 has 12 divisors (see below), whose sum is σ = 261565200. Its totient is φ = 119378904.
The previous prime is 180075953. The next prime is 180075983. The reversal of 180075969 is 969570081.
It is not a de Polignac number, because 180075969 - 24 = 180075953 is a prime.
It is a super-2 number, since 2×1800759692 = 64854709222577922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (180075949) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54279 + ... + 57500.
It is an arithmetic number, because the mean of its divisors is an integer number (21797100).
Almost surely, 2180075969 is an apocalyptic number.
It is an amenable number.
180075969 is a deficient number, since it is larger than the sum of its proper divisors (81489231).
180075969 is a wasteful number, since it uses less digits than its factorization.
180075969 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111964 (or 111961 counting only the distinct ones).
The product of its (nonzero) digits is 136080, while the sum is 45.
The square root of 180075969 is about 13419.2387638047. The cubic root of 180075969 is about 564.7010390076.
The spelling of 180075969 in words is "one hundred eighty million, seventy-five thousand, nine hundred sixty-nine".
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