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142025751892 = 2246376687771
BaseRepresentation
bin1000010001000101100…
…1001111110101010100
3111120121000111201221001
42010101121033311110
54311332043030032
6145125024433044
713155346654333
oct2042131176524
9446530451831
10142025751892
115526191a562
1223638178784
131051548485b
146c346abd1a
153a639be3e7
hex211164fd54

142025751892 has 12 divisors (see below), whose sum is σ = 249081883456. Its totient is φ = 70859499480.

The previous prime is 142025751869. The next prime is 142025751911. The reversal of 142025751892 is 298157520241.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 38342034 + ... + 38345737.

Almost surely, 2142025751892 is an apocalyptic number.

It is an amenable number.

142025751892 is a deficient number, since it is larger than the sum of its proper divisors (107056131564).

142025751892 is a wasteful number, since it uses less digits than its factorization.

142025751892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76688238 (or 76688236 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 46.

The spelling of 142025751892 in words is "one hundred forty-two billion, twenty-five million, seven hundred fifty-one thousand, eight hundred ninety-two".

Divisors: 1 2 4 463 926 1852 76687771 153375542 306751084 35506437973 71012875946 142025751892