Base | Representation |
---|---|
bin | 11101010010001… |
… | …01111010011000 |
3 | 122010020110202121 |
4 | 32221011322120 |
5 | 1000341400034 |
6 | 40213111024 |
7 | 6042005632 |
oct | 1651057230 |
9 | 563213677 |
10 | 245653144 |
11 | 116734930 |
12 | 6a328474 |
13 | 3bb7ccb9 |
14 | 248a7a52 |
15 | 168761b4 |
hex | ea45e98 |
245653144 has 16 divisors (see below), whose sum is σ = 502472520. Its totient is φ = 111660480.
The previous prime is 245653139. The next prime is 245653151. The reversal of 245653144 is 441356542.
245653144 is digitally balanced in base 2 and base 3, because in such bases 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 3 ways as a sum of consecutive naturals, for example, 1395669 + ... + 1395844.
Almost surely, 2245653144 is an apocalyptic number.
It is an amenable number.
245653144 is an abundant number, since it is smaller than the sum of its proper divisors (256819376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245653144 is a wasteful number, since it uses less digits than its factorization.
245653144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2791530 (or 2791526 counting only the distinct ones).
The product of its digits is 57600, while the sum is 34.
The square root of 245653144 is about 15673.3258755122. The cubic root of 245653144 is about 626.2880266364.
The spelling of 245653144 in words is "two hundred forty-five million, six hundred fifty-three thousand, one hundred forty-four".
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