Base | Representation |
---|---|
bin | 11101010100010… |
… | …10011010101100 |
3 | 122010202201200001 |
4 | 32222022122230 |
5 | 1000424334430 |
6 | 40223114044 |
7 | 6044254663 |
oct | 1652123254 |
9 | 563681601 |
10 | 245933740 |
11 | 116906728 |
12 | 6a442924 |
13 | 3bc4a930 |
14 | 2493bdda |
15 | 168ce3ca |
hex | ea8a6ac |
245933740 has 24 divisors (see below), whose sum is σ = 556189200. Its totient is φ = 90806208.
The previous prime is 245933693. The next prime is 245933759. The reversal of 245933740 is 47339542.
245933740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 245933740.
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, 472690 + ... + 473209.
It is an arithmetic number, because the mean of its divisors is an integer number (23174550).
Almost surely, 2245933740 is an apocalyptic number.
245933740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245933740 is an abundant number, since it is smaller than the sum of its proper divisors (310255460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245933740 is a wasteful number, since it uses less digits than its factorization.
245933740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 945921 (or 945919 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 37.
The square root of 245933740 is about 15682.2747074524. The cubic root of 245933740 is about 626.5263939596.
The spelling of 245933740 in words is "two hundred forty-five million, nine hundred thirty-three thousand, seven hundred forty".
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