Base | Representation |
---|---|
bin | 10010010000101… |
… | …10101100000100 |
3 | 101200020121100120 |
4 | 21020112230010 |
5 | 303203410103 |
6 | 23111141540 |
7 | 3540023403 |
oct | 1110265404 |
9 | 350217316 |
10 | 153185028 |
11 | 795181a7 |
12 | 433748b0 |
13 | 25975839 |
14 | 164b763a |
15 | d6ad253 |
hex | 9216b04 |
153185028 has 36 divisors (see below), whose sum is σ = 379702512. Its totient is φ = 48056960.
The previous prime is 153185027. The next prime is 153185041. The reversal of 153185028 is 820581351.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 153185028.
It is not an unprimeable number, because it can be changed into a prime (153185023) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18618 + ... + 25553.
It is an arithmetic number, because the mean of its divisors is an integer number (10547292).
Almost surely, 2153185028 is an apocalyptic number.
It is an amenable number.
153185028 is an abundant number, since it is smaller than the sum of its proper divisors (226517484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
153185028 is a wasteful number, since it uses less digits than its factorization.
153185028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44212 (or 44193 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 33.
The square root of 153185028 is about 12376.7939305783. The cubic root of 153185028 is about 535.0636404918.
The spelling of 153185028 in words is "one hundred fifty-three million, one hundred eighty-five thousand, twenty-eight".
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