Base | Representation |
---|---|
bin | 11100011000110001… |
… | …11000010100000001 |
3 | 1110100010012010010001 |
4 | 32030120320110001 |
5 | 222202444443431 |
6 | 11000135040001 |
7 | 1046444565541 |
oct | 161430702401 |
9 | 43303163101 |
10 | 15240234241 |
11 | 6510795611 |
12 | 2b53b10001 |
13 | 158b54c6ab |
14 | a480bb321 |
15 | 5e2e69e61 |
hex | 38c638501 |
15240234241 has 4 divisors (see below), whose sum is σ = 15564494592. Its totient is φ = 14915973892.
The previous prime is 15240234227. The next prime is 15240234281. The reversal of 15240234241 is 14243204251.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-15240234241 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (15240234281) 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 3 ways as a sum of consecutive naturals, for example, 162130105 + ... + 162130198.
It is an arithmetic number, because the mean of its divisors is an integer number (3891123648).
Almost surely, 215240234241 is an apocalyptic number.
It is an amenable number.
15240234241 is a deficient number, since it is larger than the sum of its proper divisors (324260351).
15240234241 is an equidigital number, since it uses as much as digits as its factorization.
15240234241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 324260350.
The product of its (nonzero) digits is 7680, while the sum is 28.
Adding to 15240234241 its reverse (14243204251), we get a palindrome (29483438492).
The spelling of 15240234241 in words is "fifteen billion, two hundred forty million, two hundred thirty-four thousand, two hundred forty-one".
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