Base | Representation |
---|---|
bin | 11001100001110… |
… | …110001100110010 |
3 | 1002211221001110210 |
4 | 121201312030302 |
5 | 1334121200104 |
6 | 110300004550 |
7 | 13420342146 |
oct | 3141661462 |
9 | 1084831423 |
10 | 428303154 |
11 | 1aa847554 |
12 | bb530756 |
13 | 6a971126 |
14 | 40c51226 |
15 | 27904989 |
hex | 19876332 |
428303154 has 16 divisors (see below), whose sum is σ = 856864800. Its totient is φ = 142724640.
The previous prime is 428303107. The next prime is 428303167. The reversal of 428303154 is 451303824.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15822 + ... + 33270.
It is an arithmetic number, because the mean of its divisors is an integer number (53554050).
Almost surely, 2428303154 is an apocalyptic number.
428303154 is an abundant number, since it is smaller than the sum of its proper divisors (428561646).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
428303154 is a wasteful number, since it uses less digits than its factorization.
428303154 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21545.
The product of its (nonzero) digits is 11520, while the sum is 30.
The square root of 428303154 is about 20695.4863194852. The cubic root of 428303154 is about 753.7900911271.
Adding to 428303154 its reverse (451303824), we get a palindrome (879606978).
The spelling of 428303154 in words is "four hundred twenty-eight million, three hundred three thousand, one hundred fifty-four".
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