Base | Representation |
---|---|
bin | 11101010011101… |
… | …00000101001110 |
3 | 122010121002011200 |
4 | 32221310011032 |
5 | 1000413423004 |
6 | 40221130330 |
7 | 6043424160 |
oct | 1651640516 |
9 | 563532150 |
10 | 245842254 |
11 | 116853a19 |
12 | 6a3b99a6 |
13 | 3bc180b8 |
14 | 24916930 |
15 | 168b2239 |
hex | ea7414e |
245842254 has 96 divisors (see below), whose sum is σ = 647662080. Its totient is φ = 65831616.
The previous prime is 245842217. The next prime is 245842271. The reversal of 245842254 is 452248542.
245842254 is a `hidden beast` number, since 2 + 4 + 584 + 22 + 54 = 666.
245842254 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 47 ways as a sum of consecutive naturals, for example, 246084 + ... + 247080.
It is an arithmetic number, because the mean of its divisors is an integer number (6746480).
Almost surely, 2245842254 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 245842254, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (323831040).
245842254 is an abundant number, since it is smaller than the sum of its proper divisors (401819826).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245842254 is a wasteful number, since it uses less digits than its factorization.
245842254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1134 (or 1131 counting only the distinct ones).
The product of its digits is 102400, while the sum is 36.
The square root of 245842254 is about 15679.3575761254. The cubic root of 245842254 is about 626.4486961991.
The spelling of 245842254 in words is "two hundred forty-five million, eight hundred forty-two thousand, two hundred fifty-four".
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