Base | Representation |
---|---|
bin | 1000010001100001… |
… | …0000010101010011 |
3 | 12201210002222211112 |
4 | 2010120100111103 |
5 | 14022030411432 |
6 | 1004214403535 |
7 | 106015525262 |
oct | 20430202523 |
9 | 5653088745 |
10 | 2220950867 |
11 | a3a73a293 |
12 | 51b9605ab |
13 | 295188815 |
14 | 170d725d9 |
15 | ceea97b2 |
hex | 84610553 |
2220950867 has 4 divisors (see below), whose sum is σ = 2222675160. Its totient is φ = 2219226576.
The previous prime is 2220950857. The next prime is 2220950881. The reversal of 2220950867 is 7680590222.
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 2220950867 - 212 = 2220946771 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2220950807) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 860213 + ... + 862790.
It is an arithmetic number, because the mean of its divisors is an integer number (555668790).
Almost surely, 22220950867 is an apocalyptic number.
2220950867 is a deficient number, since it is larger than the sum of its proper divisors (1724293).
2220950867 is a wasteful number, since it uses less digits than its factorization.
2220950867 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1724292.
The product of its (nonzero) digits is 120960, while the sum is 41.
The square root of 2220950867 is about 47126.9653913765. The cubic root of 2220950867 is about 1304.7069735452.
The spelling of 2220950867 in words is "two billion, two hundred twenty million, nine hundred fifty thousand, eight hundred sixty-seven".
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