Base | Representation |
---|---|
bin | 10101000000010010… |
… | …011001001110010100 |
3 | 2011012210012102211222 |
4 | 111000102121032110 |
5 | 332142132301322 |
6 | 14205541345512 |
7 | 1425615511250 |
oct | 250022311624 |
9 | 64183172758 |
10 | 22553400212 |
11 | 9623896432 |
12 | 4455108298 |
13 | 21856b3035 |
14 | 113d477260 |
15 | 8beee3e42 |
hex | 540499394 |
22553400212 has 48 divisors (see below), whose sum is σ = 46230780288. Its totient is φ = 9425134080.
The previous prime is 22553400211. The next prime is 22553400227. The reversal of 22553400212 is 21200435522.
It is a super-2 number, since 2×225534002122 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22553400211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3000563 + ... + 3008069.
It is an arithmetic number, because the mean of its divisors is an integer number (963141256).
Almost surely, 222553400212 is an apocalyptic number.
It is an amenable number.
22553400212 is an abundant number, since it is smaller than the sum of its proper divisors (23677380076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22553400212 is a wasteful number, since it uses less digits than its factorization.
22553400212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10176 (or 10174 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 26.
Adding to 22553400212 its reverse (21200435522), we get a palindrome (43753835734).
The spelling of 22553400212 in words is "twenty-two billion, five hundred fifty-three million, four hundred thousand, two hundred twelve".
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