Base | Representation |
---|---|
bin | 11101010010101… |
… | …11110101000000 |
3 | 122010101012102112 |
4 | 32221113311000 |
5 | 1000401222103 |
6 | 40214434452 |
7 | 6042432605 |
oct | 1651276500 |
9 | 563335375 |
10 | 245726528 |
11 | 116784a83 |
12 | 6a362a28 |
13 | 3bba7518 |
14 | 248c66ac |
15 | 1688ccd8 |
hex | ea57d40 |
245726528 has 56 divisors (see below), whose sum is σ = 502212864. Its totient is φ = 119232000.
The previous prime is 245726519. The next prime is 245726557. The reversal of 245726528 is 825627542.
245726528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
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, 453938 + ... + 454478.
Almost surely, 2245726528 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 245726528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251106432).
245726528 is an abundant number, since it is smaller than the sum of its proper divisors (256486336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245726528 is a wasteful number, since it uses less digits than its factorization.
245726528 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 751 (or 741 counting only the distinct ones).
The product of its digits is 268800, while the sum is 41.
The square root of 245726528 is about 15675.6667481801. Note that the first 3 decimals coincide. The cubic root of 245726528 is about 626.3503841323.
The spelling of 245726528 in words is "two hundred forty-five million, seven hundred twenty-six thousand, five hundred twenty-eight".
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