Base | Representation |
---|---|
bin | 10110110011001000… |
… | …10111101001011111 |
3 | 1011121000221202020212 |
4 | 23121210113221133 |
5 | 200031432441021 |
6 | 5342324203035 |
7 | 612215225126 |
oct | 133144275137 |
9 | 34530852225 |
10 | 12240124511 |
11 | 521125a78a |
12 | 245723947b |
13 | 1200b2a234 |
14 | 841886abd |
15 | 4b98a385b |
hex | 2d9917a5f |
12240124511 has 8 divisors (see below), whose sum is σ = 12675321120. Its totient is φ = 11805802848.
The previous prime is 12240124487. The next prime is 12240124513. The reversal of 12240124511 is 11542104221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12240124511 - 26 = 12240124447 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 (12240124513) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190196 + ... + 246281.
It is an arithmetic number, because the mean of its divisors is an integer number (1584415140).
Almost surely, 212240124511 is an apocalyptic number.
12240124511 is a deficient number, since it is larger than the sum of its proper divisors (435196609).
12240124511 is an equidigital number, since it uses as much as digits as its factorization.
12240124511 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 437473.
The product of its (nonzero) digits is 640, while the sum is 23.
Adding to 12240124511 its reverse (11542104221), we get a palindrome (23782228732).
The spelling of 12240124511 in words is "twelve billion, two hundred forty million, one hundred twenty-four thousand, five hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •