Base | Representation |
---|---|
bin | 11101010000011… |
… | …01100010101110 |
3 | 122002210202001010 |
4 | 32220031202232 |
5 | 1000312003004 |
6 | 40204130050 |
7 | 6040024530 |
oct | 1650154256 |
9 | 562722033 |
10 | 245422254 |
11 | 116597410 |
12 | 6a236926 |
13 | 3bacbb8c |
14 | 24847850 |
15 | 1682ca89 |
hex | ea0d8ae |
245422254 has 64 divisors (see below), whose sum is σ = 615905280. Its totient is φ = 63335520.
The previous prime is 245422201. The next prime is 245422283. The reversal of 245422254 is 452224542.
245422254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73677 + ... + 76935.
It is an arithmetic number, because the mean of its divisors is an integer number (9623520).
Almost surely, 2245422254 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 245422254, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (307952640).
245422254 is an abundant number, since it is smaller than the sum of its proper divisors (370483026).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245422254 is a wasteful number, since it uses less digits than its factorization.
245422254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3445.
The product of its digits is 25600, while the sum is 30.
The square root of 245422254 is about 15665.9584449851. The cubic root of 245422254 is about 626.0917485723.
Adding to 245422254 its reverse (452224542), we get a palindrome (697646796).
It can be divided in two parts, 24542 and 2254, that added together give a triangular number (26796 = T231).
The spelling of 245422254 in words is "two hundred forty-five million, four hundred twenty-two thousand, two hundred fifty-four".
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