Base | Representation |
---|---|
bin | 11100101010000… |
… | …11110000010110 |
3 | 121202100122202200 |
4 | 32111003300112 |
5 | 443020321210 |
6 | 35504345330 |
7 | 5646243543 |
oct | 1625036026 |
9 | 552318680 |
10 | 240401430 |
11 | 113778175 |
12 | 68615246 |
13 | 3aa61789 |
14 | 23cdbbca |
15 | 1618a0c0 |
hex | e543c16 |
240401430 has 48 divisors (see below), whose sum is σ = 625847040. Its totient is φ = 64024704.
The previous prime is 240401419. The next prime is 240401431. The reversal of 240401430 is 34104042.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (240401431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106251 + ... + 108489.
It is an arithmetic number, because the mean of its divisors is an integer number (13038480).
Almost surely, 2240401430 is an apocalyptic number.
240401430 is an abundant number, since it is smaller than the sum of its proper divisors (385445610).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
240401430 is a wasteful number, since it uses less digits than its factorization.
240401430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3445 (or 3442 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 240401430 is about 15504.8840692215. The cubic root of 240401430 is about 621.7927905098.
Adding to 240401430 its reverse (34104042), we get a palindrome (274505472).
The spelling of 240401430 in words is "two hundred forty million, four hundred one thousand, four hundred thirty".
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