Base | Representation |
---|---|
bin | 11101001101011… |
… | …00011001010100 |
3 | 122002001112012120 |
4 | 32212230121110 |
5 | 1000211234330 |
6 | 40151415540 |
7 | 6033446451 |
oct | 1646543124 |
9 | 562045176 |
10 | 245024340 |
11 | 116345460 |
12 | 6a0845b0 |
13 | 3b9bca22 |
14 | 24782828 |
15 | 1679ec10 |
hex | e9ac654 |
245024340 has 48 divisors (see below), whose sum is σ = 748440000. Its totient is φ = 59399680.
The previous prime is 245024333. The next prime is 245024357. The reversal of 245024340 is 43420542.
245024340 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 self number, because there is not a number n which added to its sum of digits gives 245024340.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184965 + ... + 186284.
It is an arithmetic number, because the mean of its divisors is an integer number (15592500).
Almost surely, 2245024340 is an apocalyptic number.
245024340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
245024340 is an abundant number, since it is smaller than the sum of its proper divisors (503415660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245024340 is a wasteful number, since it uses less digits than its factorization.
245024340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 371272 (or 371270 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 24.
The square root of 245024340 is about 15653.2533359682. The cubic root of 245024340 is about 625.7531954167.
Adding to 245024340 its reverse (43420542), we get a palindrome (288444882).
The spelling of 245024340 in words is "two hundred forty-five million, twenty-four thousand, three hundred forty".
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