Base | Representation |
---|---|
bin | 10100111110111111000… |
… | …110100011110110010001 |
3 | 12002212002212102202000012 |
4 | 110332333012203312101 |
5 | 142111224133241423 |
6 | 3022242133404305 |
7 | 206116414364045 |
oct | 24767706436621 |
9 | 5085085382005 |
10 | 1442020212113 |
11 | 5066148a8618 |
12 | 1b3581799695 |
13 | a5c9c38c600 |
14 | 4db19214025 |
15 | 2779c19d078 |
hex | 14fbf1a3d91 |
1442020212113 has 6 divisors (see below), whose sum is σ = 1561477507974. Its totient is φ = 1331095580256.
The previous prime is 1442020212109. The next prime is 1442020212121. The reversal of 1442020212113 is 3112120202441.
It can be written as a sum of positive squares in 3 ways, for example, as 141070101649 + 1300950110464 = 375593^2 + 1140592^2 .
It is not a de Polignac number, because 1442020212113 - 22 = 1442020212109 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1442020212163) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4266331820 + ... + 4266332157.
It is an arithmetic number, because the mean of its divisors is an integer number (260246251329).
Almost surely, 21442020212113 is an apocalyptic number.
1442020212113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1442020212113 is a deficient number, since it is larger than the sum of its proper divisors (119457295861).
1442020212113 is an equidigital number, since it uses as much as digits as its factorization.
1442020212113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8532664003 (or 8532663990 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 23.
Adding to 1442020212113 its reverse (3112120202441), we get a palindrome (4554140414554).
The spelling of 1442020212113 in words is "one trillion, four hundred forty-two billion, twenty million, two hundred twelve thousand, one hundred thirteen".
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