Base | Representation |
---|---|
bin | 10100101011110110… |
… | …000010010111000100 |
3 | 2010022212211100111002 |
4 | 110223312002113010 |
5 | 330441332002322 |
6 | 14111530232432 |
7 | 1414252321346 |
oct | 245366022704 |
9 | 63285740432 |
10 | 22210422212 |
11 | 9468227a40 |
12 | 437a285718 |
13 | 212c618084 |
14 | 1109ab7296 |
15 | 89ed45c92 |
hex | 52bd825c4 |
22210422212 has 24 divisors (see below), whose sum is σ = 43863845760. Its totient is φ = 9747520160.
The previous prime is 22210422211. The next prime is 22210422301. The reversal of 22210422212 is 21222401222.
It is not an unprimeable number, because it can be changed into a prime (22210422211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8701868 + ... + 8704419.
It is an arithmetic number, because the mean of its divisors is an integer number (1827660240).
Almost surely, 222210422212 is an apocalyptic number.
22210422212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
22210422212 is a deficient number, since it is larger than the sum of its proper divisors (21653423548).
22210422212 is a wasteful number, since it uses less digits than its factorization.
22210422212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17406331 (or 17406329 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
Adding to 22210422212 its reverse (21222401222), we get a palindrome (43432823434).
The spelling of 22210422212 in words is "twenty-two billion, two hundred ten million, four hundred twenty-two thousand, two hundred twelve".
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