Base | Representation |
---|---|
bin | 10001100000111… |
… | …11010010010101 |
3 | 101020110202102000 |
4 | 20300133102111 |
5 | 300103210124 |
6 | 22325105513 |
7 | 3432605550 |
oct | 1060372225 |
9 | 336422360 |
10 | 146928789 |
11 | 75a34857 |
12 | 41258299 |
13 | 24595017 |
14 | 15729697 |
15 | cd746c9 |
hex | 8c1f495 |
146928789 has 64 divisors (see below), whose sum is σ = 259553280. Its totient is φ = 80403840.
The previous prime is 146928787. The next prime is 146928797. The reversal of 146928789 is 987829641.
It is not a de Polignac number, because 146928789 - 21 = 146928787 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (146928787) 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 63 ways as a sum of consecutive naturals, for example, 519042 + ... + 519324.
It is an arithmetic number, because the mean of its divisors is an integer number (4055520).
Almost surely, 2146928789 is an apocalyptic number.
It is an amenable number.
146928789 is a deficient number, since it is larger than the sum of its proper divisors (112624491).
146928789 is a wasteful number, since it uses less digits than its factorization.
146928789 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 407 (or 401 counting only the distinct ones).
The product of its digits is 1741824, while the sum is 54.
The square root of 146928789 is about 12121.4186050973. The cubic root of 146928789 is about 527.6779738331.
The spelling of 146928789 in words is "one hundred forty-six million, nine hundred twenty-eight thousand, seven hundred eighty-nine".
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