Base | Representation |
---|---|
bin | 100111011001111100… |
… | …001100100000110111 |
3 | 11001012201212200112021 |
4 | 213121330030200313 |
5 | 1143123123011211 |
6 | 31234254334011 |
7 | 3025336524316 |
oct | 473174144067 |
9 | 131181780467 |
10 | 42311141431 |
11 | 16a42599889 |
12 | 8249aba307 |
13 | 3cb3b28980 |
14 | 20954da27d |
15 | 1179859771 |
hex | 9d9f0c837 |
42311141431 has 16 divisors (see below), whose sum is σ = 46966445344. Its totient is φ = 37863552384.
The previous prime is 42311141423. The next prime is 42311141437. The reversal of 42311141431 is 13414111324.
It is a cyclic number.
It is not a de Polignac number, because 42311141431 - 23 = 42311141423 is a prime.
It is a super-2 number, since 2×423111414312 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 42311141396 and 42311141405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42311141437) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25545 + ... + 292018.
It is an arithmetic number, because the mean of its divisors is an integer number (2935402834).
Almost surely, 242311141431 is an apocalyptic number.
42311141431 is a deficient number, since it is larger than the sum of its proper divisors (4655303913).
42311141431 is a wasteful number, since it uses less digits than its factorization.
42311141431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 317890.
The product of its digits is 1152, while the sum is 25.
Adding to 42311141431 its reverse (13414111324), we get a palindrome (55725252755).
The spelling of 42311141431 in words is "forty-two billion, three hundred eleven million, one hundred forty-one thousand, four hundred thirty-one".
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