Base | Representation |
---|---|
bin | 11001001010101… |
… | …011000001100111 |
3 | 1002102111102000201 |
4 | 121022223001213 |
5 | 1331042244241 |
6 | 105521451331 |
7 | 13314610426 |
oct | 3112530147 |
9 | 1072442021 |
10 | 422228071 |
11 | 1a7378221 |
12 | b94a0b47 |
13 | 69624bc5 |
14 | 4010d2bd |
15 | 27104931 |
hex | 192ab067 |
422228071 has 4 divisors (see below), whose sum is σ = 423730944. Its totient is φ = 420725200.
The previous prime is 422228069. The next prime is 422228077. The reversal of 422228071 is 170822224.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 422228071 - 21 = 422228069 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (422228077) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 751015 + ... + 751576.
It is an arithmetic number, because the mean of its divisors is an integer number (105932736).
Almost surely, 2422228071 is an apocalyptic number.
422228071 is a deficient number, since it is larger than the sum of its proper divisors (1502873).
422228071 is a wasteful number, since it uses less digits than its factorization.
422228071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1502872.
The product of its (nonzero) digits is 3584, while the sum is 28.
The square root of 422228071 is about 20548.1889956268. The cubic root of 422228071 is about 750.2091689183.
The spelling of 422228071 in words is "four hundred twenty-two million, two hundred twenty-eight thousand, seventy-one".
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