Base | Representation |
---|---|
bin | 11101001101011… |
… | …10000010000100 |
3 | 122002001212101212 |
4 | 32212232002010 |
5 | 1000211443134 |
6 | 40151510552 |
7 | 6033505136 |
oct | 1646560204 |
9 | 562055355 |
10 | 245031044 |
11 | 11634a4a5 |
12 | 6a088458 |
13 | 3b9c2aab |
14 | 24785056 |
15 | 167a1bce |
hex | e9ae084 |
245031044 has 6 divisors (see below), whose sum is σ = 428804334. Its totient is φ = 122515520.
The previous prime is 245031041. The next prime is 245031053. The reversal of 245031044 is 440130542.
It can be written as a sum of positive squares in only one way, i.e., 239878144 + 5152900 = 15488^2 + 2270^2 .
It is not an unprimeable number, because it can be changed into a prime (245031041) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30628877 + ... + 30628884.
It is an arithmetic number, because the mean of its divisors is an integer number (71467389).
Almost surely, 2245031044 is an apocalyptic number.
It is an amenable number.
245031044 is a deficient number, since it is larger than the sum of its proper divisors (183773290).
245031044 is a wasteful number, since it uses less digits than its factorization.
245031044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61257765 (or 61257763 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 245031044 is about 15653.4674752912. The cubic root of 245031044 is about 625.7589023479.
Adding to 245031044 its reverse (440130542), we get a palindrome (685161586).
The spelling of 245031044 in words is "two hundred forty-five million, thirty-one thousand, forty-four".
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