Base | Representation |
---|---|
bin | 11101001111100… |
… | …10101010000100 |
3 | 122002121010222112 |
4 | 32213302222010 |
5 | 1000244442012 |
6 | 40201520152 |
7 | 6036055502 |
oct | 1647625204 |
9 | 562533875 |
10 | 245312132 |
11 | 1165216aa |
12 | 6a1a3058 |
13 | 3ba90a10 |
14 | 24819672 |
15 | 1680a122 |
hex | e9f2a84 |
245312132 has 24 divisors (see below), whose sum is σ = 462874776. Its totient is φ = 113084928.
The previous prime is 245312117. The next prime is 245312141. The reversal of 245312132 is 231213542.
245312132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 35236096 + 210076036 = 5936^2 + 14494^2 .
It is a junction number, because it is equal to n+sod(n) for n = 245312098 and 245312107.
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, 50348 + ... + 55004.
It is an arithmetic number, because the mean of its divisors is an integer number (19286449).
Almost surely, 2245312132 is an apocalyptic number.
It is an amenable number.
245312132 is a deficient number, since it is larger than the sum of its proper divisors (217562644).
245312132 is a wasteful number, since it uses less digits than its factorization.
245312132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5687 (or 5685 counting only the distinct ones).
The product of its digits is 1440, while the sum is 23.
The square root of 245312132 is about 15662.4433598337. The cubic root of 245312132 is about 625.9980912271.
Adding to 245312132 its reverse (231213542), we get a palindrome (476525674).
The spelling of 245312132 in words is "two hundred forty-five million, three hundred twelve thousand, one hundred thirty-two".
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