Base | Representation |
---|---|
bin | 1110111100110011… |
… | …1011000111101001 |
3 | 101100200102202120121 |
4 | 3233030323013221 |
5 | 31204331030010 |
6 | 1502115323241 |
7 | 201310101631 |
oct | 35714730751 |
9 | 11320382517 |
10 | 4013142505 |
11 | 177a3503a9 |
12 | 93bbb0521 |
13 | 4bc573748 |
14 | 2a0db56c1 |
15 | 1874be3da |
hex | ef33b1e9 |
4013142505 has 8 divisors (see below), whose sum is σ = 4827212424. Its totient is φ = 3202886400.
The previous prime is 4013142503. The next prime is 4013142533. The reversal of 4013142505 is 5052413104.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 573554601 + 3439587904 = 23949^2 + 58648^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 4013142505 - 21 = 4013142503 is a prime.
It is a super-2 number, since 2×40131425052 = 32210625530875350050, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 4013142505.
It is not an unprimeable number, because it can be changed into a prime (4013142503) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 951136 + ... + 955345.
It is an arithmetic number, because the mean of its divisors is an integer number (603401553).
Almost surely, 24013142505 is an apocalyptic number.
It is an amenable number.
4013142505 is a deficient number, since it is larger than the sum of its proper divisors (814069919).
4013142505 is a wasteful number, since it uses less digits than its factorization.
4013142505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1906907.
The product of its (nonzero) digits is 2400, while the sum is 25.
The square root of 4013142505 is about 63349.3686235309. The cubic root of 4013142505 is about 1589.1376868987.
Adding to 4013142505 its reverse (5052413104), we get a palindrome (9065555609).
The spelling of 4013142505 in words is "four billion, thirteen million, one hundred forty-two thousand, five hundred five".
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