Base | Representation |
---|---|
bin | 1000111101011011… |
… | …0110111011011010 |
3 | 20012121200110122121 |
4 | 2033112312323122 |
5 | 14411203242132 |
6 | 1034354211454 |
7 | 113413205413 |
oct | 21726667332 |
9 | 6177613577 |
10 | 2405134042 |
11 | 10246a9893 |
12 | 571583b8a |
13 | 2c439574c |
14 | 18b5d880a |
15 | e123c497 |
hex | 8f5b6eda |
2405134042 has 8 divisors (see below), whose sum is σ = 3648237300. Its totient is φ = 1189054944.
The previous prime is 2405134031. The next prime is 2405134049. The reversal of 2405134042 is 2404315042.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 2032296561 + 372837481 = 45081^2 + 19309^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 2405133998 and 2405134016.
It is not an unprimeable number, because it can be changed into a prime (2405134049) 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, 6755817 + ... + 6756172.
Almost surely, 22405134042 is an apocalyptic number.
2405134042 is a deficient number, since it is larger than the sum of its proper divisors (1243103258).
2405134042 is a wasteful number, since it uses less digits than its factorization.
2405134042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13512080.
The product of its (nonzero) digits is 3840, while the sum is 25.
The square root of 2405134042 is about 49042.1659595088. The cubic root of 2405134042 is about 1339.8199137954.
Adding to 2405134042 its reverse (2404315042), we get a palindrome (4809449084).
The spelling of 2405134042 in words is "two billion, four hundred five million, one hundred thirty-four thousand, forty-two".
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