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142224140312 = 23121714608067
BaseRepresentation
bin1000010001110100111…
…0000010100000011000
3111121002211210220200022
42010131032002200120
54312233334442222
6145200432530012
713163306150252
oct2043516024030
9447084726608
10142224140312
1155353901731
12236926b0908
13105475c6457
146c52b90cd2
153a7610b042
hex211d382818

142224140312 has 16 divisors (see below), whose sum is σ = 266889402360. Its totient is φ = 71053633024.

The previous prime is 142224140287. The next prime is 142224140339. The reversal of 142224140312 is 213041422241.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7294298 + ... + 7313769.

Almost surely, 2142224140312 is an apocalyptic number.

It is an amenable number.

142224140312 is a deficient number, since it is larger than the sum of its proper divisors (124665262048).

142224140312 is a wasteful number, since it uses less digits than its factorization.

142224140312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14609290 (or 14609286 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 142224140312 its reverse (213041422241), we get a palindrome (355265562553).

The spelling of 142224140312 in words is "one hundred forty-two billion, two hundred twenty-four million, one hundred forty thousand, three hundred twelve".

Divisors: 1 2 4 8 1217 2434 4868 9736 14608067 29216134 58432268 116864536 17778017539 35556035078 71112070156 142224140312