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142431411222 = 23240791939901
BaseRepresentation
bin1000010010100110010…
…0101101110000010110
3111121122021211100220200
42010221210231300112
54313144420124342
6145233155241330
713201404006522
oct2045144556026
9447567740820
10142431411222
115544a900401
122372bba9246
131057b528069
146c72506d82
153a893ee94c
hex212992dc16

142431411222 has 24 divisors (see below), whose sum is σ = 308677206240. Its totient is φ = 47465473200.

The previous prime is 142431411167. The next prime is 142431411281. The reversal of 142431411222 is 222114134241.

142431411222 is a `hidden beast` number, since 1 + 4 + 2 + 431 + 4 + 1 + 1 + 222 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 896529 + ... + 1043372.

It is an arithmetic number, because the mean of its divisors is an integer number (12861550260).

Almost surely, 2142431411222 is an apocalyptic number.

142431411222 is an abundant number, since it is smaller than the sum of its proper divisors (166245795018).

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

142431411222 is a wasteful number, since it uses less digits than its factorization.

142431411222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1943988 (or 1943985 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

Adding to 142431411222 its reverse (222114134241), we get a palindrome (364545545463).

The spelling of 142431411222 in words is "one hundred forty-two billion, four hundred thirty-one million, four hundred eleven thousand, two hundred twenty-two".

Divisors: 1 2 3 6 9 18 4079 8158 12237 24474 36711 73422 1939901 3879802 5819703 11639406 17459109 34918218 7912856179 15825712358 23738568537 47477137074 71215705611 142431411222