Base | Representation |
---|---|
bin | 11101101100001010101… |
… | …01000100011100011000 |
3 | 10121112011121011212112020 |
4 | 32312011111010130120 |
5 | 113203223400021404 |
6 | 2100351525214440 |
7 | 133463060064213 |
oct | 16660525043430 |
9 | 3545147155466 |
10 | 1020144142104 |
11 | 36370585601a |
12 | 145864261420 |
13 | 752787a0c59 |
14 | 3753793077a |
15 | 1b809ea5ed9 |
hex | ed85544718 |
1020144142104 has 16 divisors (see below), whose sum is σ = 2550360355320. Its totient is φ = 340048047360.
The previous prime is 1020144142079. The next prime is 1020144142109. The reversal of 1020144142104 is 4012414410201.
It is a super-2 number, since 2×10201441421042 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 42506005921 = 1020144142104 / (1 + 0 + 2 + 0 + 1 + 4 + 4 + 1 + 4 + 2 + 1 + 0 + 4).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1020144142109) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21253002937 + ... + 21253002984.
Almost surely, 21020144142104 is an apocalyptic number.
It is an amenable number.
1020144142104 is an abundant number, since it is smaller than the sum of its proper divisors (1530216213216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020144142104 is a wasteful number, since it uses less digits than its factorization.
1020144142104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42506005930 (or 42506005926 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 24.
Adding to 1020144142104 its reverse (4012414410201), we get a palindrome (5032558552305).
The spelling of 1020144142104 in words is "one trillion, twenty billion, one hundred forty-four million, one hundred forty-two thousand, one hundred four".
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