Base | Representation |
---|---|
bin | 111110001000000… |
… | …100000111101101 |
3 | 2200122021101202100 |
4 | 332020010013231 |
5 | 4113312121141 |
6 | 251232045313 |
7 | 34554262440 |
oct | 7610040755 |
9 | 2618241670 |
10 | 1042301421 |
11 | 495396537 |
12 | 251093839 |
13 | 137c2b405 |
14 | 9c5dd657 |
15 | 6178a0b6 |
hex | 3e2041ed |
1042301421 has 12 divisors (see below), whose sum is σ = 1720624672. Its totient is φ = 595600776.
The previous prime is 1042301401. The next prime is 1042301423. The reversal of 1042301421 is 1241032401.
1042301421 is a `hidden beast` number, since 10 + 4 + 230 + 1 + 421 = 666.
It is not a de Polignac number, because 1042301421 - 226 = 975192557 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1042301394 and 1042301403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1042301423) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8272171 + ... + 8272296.
Almost surely, 21042301421 is an apocalyptic number.
It is an amenable number.
1042301421 is a deficient number, since it is larger than the sum of its proper divisors (678323251).
1042301421 is a wasteful number, since it uses less digits than its factorization.
1042301421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16544480 (or 16544477 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 1042301421 is about 32284.6932926426. The cubic root of 1042301421 is about 1013.9061950034.
Adding to 1042301421 its reverse (1241032401), we get a palindrome (2283333822).
The spelling of 1042301421 in words is "one billion, forty-two million, three hundred one thousand, four hundred twenty-one".
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