Base | Representation |
---|---|
bin | 111111100111000… |
… | …1111100001011111 |
3 | 12111202022210021111 |
4 | 1333032033201133 |
5 | 13332404040111 |
6 | 551444242451 |
7 | 103615304143 |
oct | 17716174137 |
9 | 5452283244 |
10 | 2134440031 |
11 | 9a5921429 |
12 | 4b69a0427 |
13 | 280288a89 |
14 | 163693223 |
15 | c75bba21 |
hex | 7f38f85f |
2134440031 has 4 divisors (see below), whose sum is σ = 2246779000. Its totient is φ = 2022101064.
The previous prime is 2134440029. The next prime is 2134440041. The reversal of 2134440031 is 1300444312.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2134440031 - 21 = 2134440029 is a prime.
It is a super-2 number, since 2×21344400312 = 9111668491870561922, 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 = 2134439984 and 2134440011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2134440001) 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, 56169456 + ... + 56169493.
It is an arithmetic number, because the mean of its divisors is an integer number (561694750).
Almost surely, 22134440031 is an apocalyptic number.
2134440031 is a deficient number, since it is larger than the sum of its proper divisors (112338969).
2134440031 is a wasteful number, since it uses less digits than its factorization.
2134440031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 112338968.
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 2134440031 is about 46200.0003354978. Note that the first 3 decimals coincide. The cubic root of 2134440031 is about 1287.5417461689.
Adding to 2134440031 its reverse (1300444312), we get a palindrome (3434884343).
The spelling of 2134440031 in words is "two billion, one hundred thirty-four million, four hundred forty thousand, thirty-one".
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