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142224140202 = 2361388590547
BaseRepresentation
bin1000010001110100111…
…0000010011110101010
3111121002211210220112020
42010131032002132222
54312233334441302
6145200432525310
713163306150034
oct2043516023652
9447084726466
10142224140202
1155353901641
12236926b0836
13105475c63a1
146c52b90c54
153a7610aebc
hex211d3827aa

142224140202 has 16 divisors (see below), whose sum is σ = 289111367712. Its totient is φ = 46630865520.

The previous prime is 142224140171. The next prime is 142224140203. The reversal of 142224140202 is 202041422241.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (142224140203) 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 7 ways as a sum of consecutive naturals, for example, 194294908 + ... + 194295639.

It is an arithmetic number, because the mean of its divisors is an integer number (18069460482).

Almost surely, 2142224140202 is an apocalyptic number.

142224140202 is an abundant number, since it is smaller than the sum of its proper divisors (146887227510).

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

142224140202 is a wasteful number, since it uses less digits than its factorization.

142224140202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388590613.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 142224140202 its reverse (202041422241), we get a palindrome (344265562443).

The spelling of 142224140202 in words is "one hundred forty-two billion, two hundred twenty-four million, one hundred forty thousand, two hundred two".

Divisors: 1 2 3 6 61 122 183 366 388590547 777181094 1165771641 2331543282 23704023367 47408046734 71112070101 142224140202