Base | Representation |
---|---|
bin | 1110011001110… |
… | …10110011111000 |
3 | 22102100122122211 |
4 | 13030322303320 |
5 | 221412432003 |
6 | 15553424504 |
7 | 2665004452 |
oct | 714726370 |
9 | 272318584 |
10 | 120827128 |
11 | 62227234 |
12 | 3456b134 |
13 | 1c056556 |
14 | 120932d2 |
15 | a91a96d |
hex | 733acf8 |
120827128 has 8 divisors (see below), whose sum is σ = 226550880. Its totient is φ = 60413560.
The previous prime is 120827117. The next prime is 120827129. The reversal of 120827128 is 821728021.
It is a tau number, because it is divible by the number of its divisors (8).
It is a self number, because there is not a number n which added to its sum of digits gives 120827128.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120827129) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7551688 + ... + 7551703.
It is an arithmetic number, because the mean of its divisors is an integer number (28318860).
Almost surely, 2120827128 is an apocalyptic number.
It is an amenable number.
120827128 is a deficient number, since it is larger than the sum of its proper divisors (105723752).
120827128 is a wasteful number, since it uses less digits than its factorization.
120827128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15103397 (or 15103393 counting only the distinct ones).
The product of its (nonzero) digits is 3584, while the sum is 31.
The square root of 120827128 is about 10992.1393732067. The cubic root of 120827128 is about 494.3730838431.
The spelling of 120827128 in words is "one hundred twenty million, eight hundred twenty-seven thousand, one hundred twenty-eight".
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