Base | Representation |
---|---|
bin | 1001111011001110… |
… | …1110110011111101 |
3 | 20212200110120110221 |
4 | 2132303232303331 |
5 | 20424034024323 |
6 | 1120214301341 |
7 | 123011460643 |
oct | 23663566375 |
9 | 6780416427 |
10 | 2664361213 |
11 | 1147a65018 |
12 | 624357851 |
13 | 335cb8cc7 |
14 | 1b3bd7193 |
15 | 108d9555d |
hex | 9eceecfd |
2664361213 has 4 divisors (see below), whose sum is σ = 2674492128. Its totient is φ = 2654230300.
The previous prime is 2664361211. The next prime is 2664361223. The reversal of 2664361213 is 3121634662.
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 2664361213 - 21 = 2664361211 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2664361211) 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, 5065063 + ... + 5065588.
It is an arithmetic number, because the mean of its divisors is an integer number (668623032).
Almost surely, 22664361213 is an apocalyptic number.
It is an amenable number.
2664361213 is a deficient number, since it is larger than the sum of its proper divisors (10130915).
2664361213 is a wasteful number, since it uses less digits than its factorization.
2664361213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10130914.
The product of its digits is 31104, while the sum is 34.
The square root of 2664361213 is about 51617.4506635111. The cubic root of 2664361213 is about 1386.3228054074.
Adding to 2664361213 its reverse (3121634662), we get a palindrome (5785995875).
The spelling of 2664361213 in words is "two billion, six hundred sixty-four million, three hundred sixty-one thousand, two hundred thirteen".
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