Base | Representation |
---|---|
bin | 1110111010101010… |
… | …0101001111111111 |
3 | 101100001111101111122 |
4 | 3232222211033333 |
5 | 31200024440111 |
6 | 1501154341155 |
7 | 201140425433 |
oct | 35652451777 |
9 | 11301441448 |
10 | 4004140031 |
11 | 1775261741 |
12 | 938b8a7bb |
13 | 4ba740c38 |
14 | 29db109c3 |
15 | 1867e1cdb |
hex | eeaa53ff |
4004140031 has 4 divisors (see below), whose sum is σ = 4004380632. Its totient is φ = 4003899432.
The previous prime is 4004140001. The next prime is 4004140061. The reversal of 4004140031 is 1300414004.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (4004140001) and next prime (4004140061).
It is a cyclic number.
It is not a de Polignac number, because 4004140031 - 214 = 4004123647 is a prime.
It is a super-2 number, since 2×40041400312 = 32066274775713361922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 4004139991 and 4004140009.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4004140001) 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, 93320 + ... + 129293.
It is an arithmetic number, because the mean of its divisors is an integer number (1001095158).
Almost surely, 24004140031 is an apocalyptic number.
4004140031 is a deficient number, since it is larger than the sum of its proper divisors (240601).
4004140031 is a wasteful number, since it uses less digits than its factorization.
4004140031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 240600.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 4004140031 is about 63278.2745577027. The cubic root of 4004140031 is about 1587.9485205972.
Adding to 4004140031 its reverse (1300414004), we get a palindrome (5304554035).
It can be divided in two parts, 400414003 and 1, that added together give a palindrome (400414004).
The spelling of 4004140031 in words is "four billion, four million, one hundred forty thousand, thirty-one".
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