Base | Representation |
---|---|
bin | 1100110110111000111… |
… | …0100100011101011101 |
3 | 210010011101111000202222 |
4 | 3031232032210131131 |
5 | 12104342004121323 |
6 | 245250543555125 |
7 | 21646632335042 |
oct | 3155616443535 |
9 | 703141430688 |
10 | 220892645213 |
11 | 85753159839 |
12 | 369885bbaa5 |
13 | 17aa3916936 |
14 | a996b6b1c9 |
15 | 5b2c7679c8 |
hex | 336e3a475d |
220892645213 has 16 divisors (see below), whose sum is σ = 227591910000. Its totient is φ = 214259435520.
The previous prime is 220892645177. The next prime is 220892645273. The reversal of 220892645213 is 312546298022.
It can be written as a sum of positive squares in 8 ways, for example, as 177095363929 + 43797281284 = 420827^2 + 209278^2 .
It is a cyclic number.
It is not a de Polignac number, because 220892645213 - 28 = 220892644957 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 (220892645273) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4969913 + ... + 5014161.
It is an arithmetic number, because the mean of its divisors is an integer number (14224494375).
Almost surely, 2220892645213 is an apocalyptic number.
It is an amenable number.
220892645213 is a deficient number, since it is larger than the sum of its proper divisors (6699264787).
220892645213 is a wasteful number, since it uses less digits than its factorization.
220892645213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44992.
The product of its (nonzero) digits is 414720, while the sum is 44.
The spelling of 220892645213 in words is "two hundred twenty billion, eight hundred ninety-two million, six hundred forty-five thousand, two hundred thirteen".
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