Base | Representation |
---|---|
bin | 1110111100100100… |
… | …0110111101011111 |
3 | 101100121112221201211 |
4 | 3233021012331133 |
5 | 31204102024211 |
6 | 1502042045251 |
7 | 201265435153 |
oct | 35711067537 |
9 | 11317487654 |
10 | 4012142431 |
11 | 1779827aa0 |
12 | 93b7a9827 |
13 | 4bc2b349b |
14 | 2a0bd5063 |
15 | 187372e21 |
hex | ef246f5f |
4012142431 has 16 divisors (see below), whose sum is σ = 4531800960. Its totient is φ = 3518525920.
The previous prime is 4012142413. The next prime is 4012142501. The reversal of 4012142431 is 1342412104.
It is a happy number.
It is not a de Polignac number, because 4012142431 - 227 = 3877924703 is a prime.
It is a super-2 number, since 2×40121424312 = 32194573773261179522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4012142401) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404376 + ... + 414178.
It is an arithmetic number, because the mean of its divisors is an integer number (283237560).
Almost surely, 24012142431 is an apocalyptic number.
4012142431 is a deficient number, since it is larger than the sum of its proper divisors (519658529).
4012142431 is a wasteful number, since it uses less digits than its factorization.
4012142431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11126.
The product of its (nonzero) digits is 768, while the sum is 22.
The square root of 4012142431 is about 63341.4748091643. The cubic root of 4012142431 is about 1589.0056717084.
Adding to 4012142431 its reverse (1342412104), we get a palindrome (5354554535).
The spelling of 4012142431 in words is "four billion, twelve million, one hundred forty-two thousand, four hundred thirty-one".
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