Base | Representation |
---|---|
bin | 10100110111001001… |
… | …001110001000101010 |
3 | 2010211002112221002011 |
4 | 110313021032020222 |
5 | 331333400004204 |
6 | 14142421430134 |
7 | 1422043602031 |
oct | 246711161052 |
9 | 63732487064 |
10 | 22400000554 |
11 | 9555241a58 |
12 | 441186b34a |
13 | 215c9938c9 |
14 | 1126d45718 |
15 | 8b17e2304 |
hex | 53724e22a |
22400000554 has 4 divisors (see below), whose sum is σ = 33600000834. Its totient is φ = 11200000276.
The previous prime is 22400000551. The next prime is 22400000563. The reversal of 22400000554 is 45500000422.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 14668843225 + 7731157329 = 121115^2 + 87927^2 .
It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (22400000551) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600000137 + ... + 5600000140.
Almost surely, 222400000554 is an apocalyptic number.
22400000554 is a deficient number, since it is larger than the sum of its proper divisors (11200000280).
22400000554 is a wasteful number, since it uses less digits than its factorization.
22400000554 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11200000279.
The product of its (nonzero) digits is 1600, while the sum is 22.
Adding to 22400000554 its reverse (45500000422), we get a palindrome (67900000976).
The spelling of 22400000554 in words is "twenty-two billion, four hundred million, five hundred fifty-four", and thus it is an aban number.
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