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142343422132 = 22123031289243
BaseRepresentation
bin1000010010010001010…
…1000100000010110100
3111121102011021001120111
42010210111010002310
54313004404002012
6145220333312404
713166255060542
oct2044425040264
9447364231514
10142343422132
115540517294a
1223706635704
131056622b502
146c64960d92
153a8181dba7
hex21245440b4

142343422132 has 12 divisors (see below), whose sum is σ = 249103874656. Its totient is φ = 71170886520.

The previous prime is 142343422093. The next prime is 142343422213. The reversal of 142343422132 is 231224343241.

It is a junction number, because it is equal to n+sod(n) for n = 142343422094 and 142343422103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347503 + ... + 636745.

Almost surely, 2142343422132 is an apocalyptic number.

It is an amenable number.

142343422132 is a deficient number, since it is larger than the sum of its proper divisors (106760452524).

142343422132 is a wasteful number, since it uses less digits than its factorization.

142343422132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412278 (or 412276 counting only the distinct ones).

The product of its digits is 27648, while the sum is 31.

Adding to 142343422132 its reverse (231224343241), we get a palindrome (373567765373).

The spelling of 142343422132 in words is "one hundred forty-two billion, three hundred forty-three million, four hundred twenty-two thousand, one hundred thirty-two".

Divisors: 1 2 4 123031 246062 289243 492124 578486 1156972 35585855533 71171711066 142343422132