Base | Representation |
---|---|
bin | 11101000101110… |
… | …10001110010111 |
3 | 122000012010112022 |
4 | 32202322032113 |
5 | 444433014112 |
6 | 40114243355 |
7 | 6022145513 |
oct | 1642721627 |
9 | 560163468 |
10 | 244032407 |
11 | 115828183 |
12 | 6988655b |
13 | 3b733398 |
14 | 245a5143 |
15 | 16655d72 |
hex | e8ba397 |
244032407 has 4 divisors (see below), whose sum is σ = 244065360. Its totient is φ = 243999456.
The previous prime is 244032359. The next prime is 244032421. The reversal of 244032407 is 704230442.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 704230442 = 2 ⋅352115221.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-244032407 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (244032497) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383 + ... + 22095.
It is an arithmetic number, because the mean of its divisors is an integer number (61016340).
Almost surely, 2244032407 is an apocalyptic number.
244032407 is a deficient number, since it is larger than the sum of its proper divisors (32953).
244032407 is a wasteful number, since it uses less digits than its factorization.
244032407 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32952.
The product of its (nonzero) digits is 5376, while the sum is 26.
The square root of 244032407 is about 15621.5366401644. The cubic root of 244032407 is about 624.9076403255.
Adding to 244032407 its reverse (704230442), we get a palindrome (948262849).
The spelling of 244032407 in words is "two hundred forty-four million, thirty-two thousand, four hundred seven".
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