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142673574892 = 22100313355571
BaseRepresentation
bin1000010011100000000…
…0011111101111101100
3111122021011111120000111
42010320000133233230
54314143413344032
6145313205505404
713210404243202
oct2047000375754
9448234446014
10142673574892
1155564571572
1223799112264
13105b9755984
146c96743072
153aa07d6c47
hex213801fbec

142673574892 has 12 divisors (see below), whose sum is σ = 249681947256. Its totient is φ = 71335875680.

The previous prime is 142673574887. The next prime is 142673574947. The reversal of 142673574892 is 298475376241.

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, 223467 + ... + 579037.

It is an arithmetic number, because the mean of its divisors is an integer number (20806828938).

Almost surely, 2142673574892 is an apocalyptic number.

It is an amenable number.

142673574892 is a deficient number, since it is larger than the sum of its proper divisors (107008372364).

142673574892 is a wasteful number, since it uses less digits than its factorization.

142673574892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455888 (or 455886 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 58.

The spelling of 142673574892 in words is "one hundred forty-two billion, six hundred seventy-three million, five hundred seventy-four thousand, eight hundred ninety-two".

Divisors: 1 2 4 100313 200626 355571 401252 711142 1422284 35668393723 71336787446 142673574892