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142242125023 = 3791641722861
BaseRepresentation
bin1000010001111001001…
…0101001010011011111
3111121011002122122001201
42010132102221103133
54312302441000043
6145202314220331
713163615053645
oct2043622512337
9447132578051
10142242125023
1155362a75929
12236987246a7
131054b2524ab
146c55313195
153a779aec4d
hex211e4a94df

142242125023 has 8 divisors (see below), whose sum is σ = 142632360080. Its totient is φ = 141851969280.

The previous prime is 142242124979. The next prime is 142242125029. The reversal of 142242125023 is 320521242241.

142242125023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142242125023 - 29 = 142242124511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142242124982 and 142242125000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142242125029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6210613 + ... + 6233473.

It is an arithmetic number, because the mean of its divisors is an integer number (17829045010).

Almost surely, 2142242125023 is an apocalyptic number.

142242125023 is a deficient number, since it is larger than the sum of its proper divisors (390235057).

142242125023 is a wasteful number, since it uses less digits than its factorization.

142242125023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39657.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 142242125023 its reverse (320521242241), we get a palindrome (462763367264).

The spelling of 142242125023 in words is "one hundred forty-two billion, two hundred forty-two million, one hundred twenty-five thousand, twenty-three".

Divisors: 1 379 16417 22861 6222043 8664319 375309037 142242125023