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2022442423 = 53794091181
BaseRepresentation
bin111100010001100…
…0000010110110111
312012221120201102221
41320203000112313
513120221124143
6532403543211
7101055322411
oct17043002667
95187521387
102022442423
11948685a21
1248538ab07
132630043c1
1415285b9b1
15bc8472ed
hex788c05b7

2022442423 has 16 divisors (see below), whose sum is σ = 2093558400. Its totient is φ = 1952720640.

The previous prime is 2022442391. The next prime is 2022442427. The reversal of 2022442423 is 3242442202.

It is a cyclic number.

It is not a de Polignac number, because 2022442423 - 25 = 2022442391 is a prime.

It is a super-2 number, since 2×20224424232 = 8180546708700221858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022442427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1711893 + ... + 1713073.

It is an arithmetic number, because the mean of its divisors is an integer number (130847400).

Almost surely, 22022442423 is an apocalyptic number.

2022442423 is a deficient number, since it is larger than the sum of its proper divisors (71115977).

2022442423 is a wasteful number, since it uses less digits than its factorization.

2022442423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722.

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 2022442423 is about 44971.5734992673. The cubic root of 2022442423 is about 1264.6161454139.

Adding to 2022442423 its reverse (3242442202), we get a palindrome (5264884625).

The spelling of 2022442423 in words is "two billion, twenty-two million, four hundred forty-two thousand, four hundred twenty-three".

Divisors: 1 53 79 409 1181 4187 21677 32311 62593 93299 483029 1712483 4944847 25600537 38159291 2022442423