Base | Representation |
---|---|
bin | 11101100101001… |
… | …10010000111100 |
3 | 122021221001212221 |
4 | 32302212100330 |
5 | 1002011114311 |
6 | 40342335124 |
7 | 6102124453 |
oct | 1662462074 |
9 | 567831787 |
10 | 248144956 |
11 | 118086a84 |
12 | 6b12a4a4 |
13 | 3c543247 |
14 | 24d55b9a |
15 | 16bb9671 |
hex | eca643c |
248144956 has 24 divisors (see below), whose sum is σ = 459204480. Its totient is φ = 117139200.
The previous prime is 248144951. The next prime is 248144957. The reversal of 248144956 is 659441842.
248144956 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 not an unprimeable number, because it can be changed into a prime (248144951) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19321 + ... + 29488.
It is an arithmetic number, because the mean of its divisors is an integer number (19133520).
Almost surely, 2248144956 is an apocalyptic number.
It is an amenable number.
248144956 is a deficient number, since it is larger than the sum of its proper divisors (211059524).
248144956 is a wasteful number, since it uses less digits than its factorization.
248144956 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48885 (or 48883 counting only the distinct ones).
The product of its digits is 276480, while the sum is 43.
The square root of 248144956 is about 15752.6174333029. The cubic root of 248144956 is about 628.3985157694.
The spelling of 248144956 in words is "two hundred forty-eight million, one hundred forty-four thousand, nine hundred fifty-six".
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