Base | Representation |
---|---|
bin | 10100101011001111… |
… | …000011001100010000 |
3 | 2010022011121002222201 |
4 | 110223033003030100 |
5 | 330431222431000 |
6 | 14110523212544 |
7 | 1414066413664 |
oct | 245317031420 |
9 | 63264532881 |
10 | 22200202000 |
11 | 9462487389 |
12 | 4376977154 |
13 | 212a47a202 |
14 | 11085b68a4 |
15 | 89dec796a |
hex | 52b3c3310 |
22200202000 has 40 divisors (see below), whose sum is σ = 53680093272. Its totient is φ = 8880080000.
The previous prime is 22200201953. The next prime is 22200202001. The reversal of 22200202000 is 20200222.
It can be written as a sum of positive squares in 4 ways, for example, as 162205696 + 22037996304 = 12736^2 + 148452^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (10).
It is not an unprimeable number, because it can be changed into a prime (22200202001) 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, 5548051 + ... + 5552050.
Almost surely, 222200202000 is an apocalyptic number.
22200202000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22200202000 is an abundant number, since it is smaller than the sum of its proper divisors (31479891272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22200202000 is a wasteful number, since it uses less digits than its factorization.
22200202000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11100124 (or 11100108 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 10.
Adding to 22200202000 its reverse (20200222), we get a palindrome (22220402222).
The spelling of 22200202000 in words is "twenty-two billion, two hundred million, two hundred two thousand".
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