Base | Representation |
---|---|
bin | 100101000001001… |
… | …1001001011100011 |
3 | 10012120022022200110 |
4 | 1022002121023203 |
5 | 10020442011121 |
6 | 323131222403 |
7 | 42532012350 |
oct | 11202311343 |
9 | 3176268613 |
10 | 1242141411 |
11 | 58817a255 |
12 | 2a7ba7a03 |
13 | 16a45a924 |
14 | bad7d627 |
15 | 740b1d76 |
hex | 4a0992e3 |
1242141411 has 16 divisors (see below), whose sum is σ = 1916748800. Its totient is φ = 700809408.
The previous prime is 1242141389. The next prime is 1242141413. The reversal of 1242141411 is 1141412421.
It is not a de Polignac number, because 1242141411 - 211 = 1242139363 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1242141413) 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 15 ways as a sum of consecutive naturals, for example, 372706 + ... + 376023.
It is an arithmetic number, because the mean of its divisors is an integer number (119796800).
Almost surely, 21242141411 is an apocalyptic number.
1242141411 is a deficient number, since it is larger than the sum of its proper divisors (674607389).
1242141411 is an equidigital number, since it uses as much as digits as its factorization.
1242141411 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 748818.
The product of its digits is 256, while the sum is 21.
The square root of 1242141411 is about 35244.0266002623. The cubic root of 1242141411 is about 1074.9551554396.
Adding to 1242141411 its reverse (1141412421), we get a palindrome (2383553832).
The spelling of 1242141411 in words is "one billion, two hundred forty-two million, one hundred forty-one thousand, four hundred eleven".
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