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1214110422 = 23279635797
BaseRepresentation
bin100100001011101…
…1101101011010110
310010121120012101200
41020113131223112
54441303013142
6320250333330
742041524350
oct11027355326
93117505350
101214110422
11573374148
1229a72a246
131646c4c45
14b73640d0
15718c664c
hex485ddad6

1214110422 has 24 divisors (see below), whose sum is σ = 3006368976. Its totient is φ = 346888656.

The previous prime is 1214110397. The next prime is 1214110423. The reversal of 1214110422 is 2240114121.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1214110395 and 1214110404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214110423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4817773 + ... + 4818024.

It is an arithmetic number, because the mean of its divisors is an integer number (125265374).

Almost surely, 21214110422 is an apocalyptic number.

1214110422 is an abundant number, since it is smaller than the sum of its proper divisors (1792258554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1214110422 is a wasteful number, since it uses less digits than its factorization.

1214110422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9635812 (or 9635809 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1214110422 is about 34844.0873319994. The cubic root of 1214110422 is about 1066.8075052098.

Adding to 1214110422 its reverse (2240114121), we get a palindrome (3454224543).

The spelling of 1214110422 in words is "one billion, two hundred fourteen million, one hundred ten thousand, four hundred twenty-two".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 9635797 19271594 28907391 57814782 67450579 86722173 134901158 173444346 202351737 404703474 607055211 1214110422