Base | Representation |
---|---|
bin | 100000001010010101100… |
… | …011001100011010100100 |
3 | 21211021201012212122120201 |
4 | 200022111203030122210 |
5 | 242202312242034340 |
6 | 4411152141240244 |
7 | 315450613626064 |
oct | 40122543143244 |
9 | 7737635778521 |
10 | 2210122221220 |
11 | 782342415671 |
12 | 2b8405563084 |
13 | 13054b994954 |
14 | 78d8302b3a4 |
15 | 3c754e0379a |
hex | 202958cc6a4 |
2210122221220 has 24 divisors (see below), whose sum is σ = 4641451968384. Its totient is φ = 884011687776.
The previous prime is 2210122221217. The next prime is 2210122221269. The reversal of 2210122221220 is 221222210122.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1835362 + ... + 2790841.
It is an arithmetic number, because the mean of its divisors is an integer number (193393832016).
Almost surely, 22210122221220 is an apocalyptic number.
2210122221220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2210122221220 is an abundant number, since it is smaller than the sum of its proper divisors (2431329747164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2210122221220 is a wasteful number, since it uses less digits than its factorization.
2210122221220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4650099 (or 4650097 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 2210122221220 its reverse (221222210122), we get a palindrome (2431344431342).
It can be divided in two parts, 2210122 and 221220, that added together give a palindrome (2431342).
The spelling of 2210122221220 in words is "two trillion, two hundred ten billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred twenty".
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