Base | Representation |
---|---|
bin | 1011111110010101… |
… | …0110101001000001 |
3 | 22022000011022210211 |
4 | 2333211112221001 |
5 | 23040321142241 |
6 | 1250540154121 |
7 | 142436410015 |
oct | 27745265101 |
9 | 8260138724 |
10 | 3214240321 |
11 | 13aa39a366 |
12 | 758538941 |
13 | 3c2bb6466 |
14 | 226c54545 |
15 | 13c2b2781 |
hex | bf956a41 |
3214240321 has 4 divisors (see below), whose sum is σ = 3252966192. Its totient is φ = 3175514452.
The previous prime is 3214240313. The next prime is 3214240331. The reversal of 3214240321 is 1230424123.
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, and also an emirpimes, since its reverse is a distinct semiprime: 1230424123 = 23 ⋅53496701.
It is a cyclic number.
It is not a de Polignac number, because 3214240321 - 23 = 3214240313 is a prime.
It is a super-2 number, since 2×32142403212 = 20662681682284366082, 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 = 3214240292 and 3214240301.
It is not an unprimeable number, because it can be changed into a prime (3214240331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19362811 + ... + 19362976.
It is an arithmetic number, because the mean of its divisors is an integer number (813241548).
Almost surely, 23214240321 is an apocalyptic number.
It is an amenable number.
3214240321 is a deficient number, since it is larger than the sum of its proper divisors (38725871).
3214240321 is an equidigital number, since it uses as much as digits as its factorization.
3214240321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38725870.
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 3214240321 is about 56694.2706188200. The cubic root of 3214240321 is about 1475.7952729087.
Adding to 3214240321 its reverse (1230424123), we get a palindrome (4444664444).
The spelling of 3214240321 in words is "three billion, two hundred fourteen million, two hundred forty thousand, three hundred twenty-one".
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