Base | Representation |
---|---|
bin | 11101010000011… |
… | …11101011011100 |
3 | 122002211012001012 |
4 | 32220033223130 |
5 | 1000312243004 |
6 | 40204234352 |
7 | 6040062200 |
oct | 1650175334 |
9 | 562735035 |
10 | 245431004 |
11 | 1165a2a45 |
12 | 6a23b9b8 |
13 | 3bb02b60 |
14 | 2484ab00 |
15 | 1683046e |
hex | ea0fadc |
245431004 has 36 divisors (see below), whose sum is σ = 538065864. Its totient is φ = 97092576.
The previous prime is 245431003. The next prime is 245431009. The reversal of 245431004 is 400134542.
245431004 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245431001) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45614 + ... + 50709.
It is an arithmetic number, because the mean of its divisors is an integer number (14946274).
Almost surely, 2245431004 is an apocalyptic number.
It is an amenable number.
245431004 is an abundant number, since it is smaller than the sum of its proper divisors (292634860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245431004 is a wasteful number, since it uses less digits than its factorization.
245431004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96354 (or 96345 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 245431004 is about 15666.2377104396. The cubic root of 245431004 is about 626.0991891333.
Adding to 245431004 its reverse (400134542), we get a palindrome (645565546).
The spelling of 245431004 in words is "two hundred forty-five million, four hundred thirty-one thousand, four".
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