Base | Representation |
---|---|
bin | 10100101100000001… |
… | …000001101011101100 |
3 | 2010100002020201012200 |
4 | 110230001001223230 |
5 | 330443101144040 |
6 | 14112112101500 |
7 | 1414315650246 |
oct | 245401015354 |
9 | 63302221180 |
10 | 22213303020 |
11 | 9469915377 |
12 | 437b234890 |
13 | 21300b63ac |
14 | 110a227096 |
15 | 8a0214630 |
hex | 52c041aec |
22213303020 has 36 divisors (see below), whose sum is σ = 67380353040. Its totient is φ = 5923547424.
The previous prime is 22213303019. The next prime is 22213303037. The reversal of 22213303020 is 2030331222.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×222133030202 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 22213302984 and 22213303002.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61703440 + ... + 61703799.
Almost surely, 222213303020 is an apocalyptic number.
22213303020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22213303020 is an abundant number, since it is smaller than the sum of its proper divisors (45167050020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22213303020 is a wasteful number, since it uses less digits than its factorization.
22213303020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 123407254 (or 123407249 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 22213303020 its reverse (2030331222), we get a palindrome (24243634242).
The spelling of 22213303020 in words is "twenty-two billion, two hundred thirteen million, three hundred three thousand, twenty".
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