Base | Representation |
---|---|
bin | 111111111101100… |
… | …1110011011001101 |
3 | 12112120111212211120 |
4 | 1333323032123031 |
5 | 13343413411023 |
6 | 552545111153 |
7 | 104120446122 |
oct | 17773163315 |
9 | 5476455746 |
10 | 2146232013 |
11 | a01545972 |
12 | 4ba9284b9 |
13 | 282857193 |
14 | 165082749 |
15 | c864a8e3 |
hex | 7fece6cd |
2146232013 has 4 divisors (see below), whose sum is σ = 2861642688. Its totient is φ = 1430821340.
The previous prime is 2146232003. The next prime is 2146232041. The reversal of 2146232013 is 3102326412.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2146232013 - 29 = 2146231501 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2146232003) 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, 357705333 + ... + 357705338.
It is an arithmetic number, because the mean of its divisors is an integer number (715410672).
Almost surely, 22146232013 is an apocalyptic number.
It is an amenable number.
2146232013 is a deficient number, since it is larger than the sum of its proper divisors (715410675).
2146232013 is an equidigital number, since it uses as much as digits as its factorization.
2146232013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 715410674.
The product of its (nonzero) digits is 1728, while the sum is 24.
The square root of 2146232013 is about 46327.4434110064. The cubic root of 2146232013 is about 1289.9084551346.
Adding to 2146232013 its reverse (3102326412), we get a palindrome (5248558425).
The spelling of 2146232013 in words is "two billion, one hundred forty-six million, two hundred thirty-two thousand, thirteen".
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