Base | Representation |
---|---|
bin | 11101010001010… |
… | …00010000100010 |
3 | 122010000022011000 |
4 | 32220220100202 |
5 | 1000324003212 |
6 | 40210332430 |
7 | 6040661544 |
oct | 1650502042 |
9 | 563008130 |
10 | 245531682 |
11 | 116661650 |
12 | 6a28a116 |
13 | 3bb39926 |
14 | 24875694 |
15 | 168501dc |
hex | ea28422 |
245531682 has 32 divisors (see below), whose sum is σ = 595229760. Its totient is φ = 74403360.
The previous prime is 245531651. The next prime is 245531683. The reversal of 245531682 is 286135542.
245531682 is a `hidden beast` number, since 2 + 45 + 531 + 6 + 82 = 666.
It is not an unprimeable number, because it can be changed into a prime (245531683) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206083 + ... + 207270.
It is an arithmetic number, because the mean of its divisors is an integer number (18600930).
Almost surely, 2245531682 is an apocalyptic number.
245531682 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
245531682 is an abundant number, since it is smaller than the sum of its proper divisors (349698078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245531682 is a wasteful number, since it uses less digits than its factorization.
245531682 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 413375 (or 413369 counting only the distinct ones).
The product of its digits is 57600, while the sum is 36.
The square root of 245531682 is about 15669.4505966227. The cubic root of 245531682 is about 626.1847879316.
The spelling of 245531682 in words is "two hundred forty-five million, five hundred thirty-one thousand, six hundred eighty-two".
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