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142042010323 = 314582000333
BaseRepresentation
bin1000010001001001011…
…1010001001011010011
3111120122011002202022011
42010102113101023103
54311400223312243
6145130405123351
713155635111113
oct2042227211323
9446564082264
10142042010323
1155270014784
12236416b9557
1310518957c25
146c36901043
153a6513189d
hex21125d12d3

142042010323 has 4 divisors (see below), whose sum is σ = 146624010688. Its totient is φ = 137460009960.

The previous prime is 142042010311. The next prime is 142042010329. The reversal of 142042010323 is 323010240241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 142042010323 - 217 = 142041879251 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142042010294 and 142042010303.

It is not an unprimeable number, because it can be changed into a prime (142042010329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2291000136 + ... + 2291000197.

It is an arithmetic number, because the mean of its divisors is an integer number (36656002672).

Almost surely, 2142042010323 is an apocalyptic number.

142042010323 is a deficient number, since it is larger than the sum of its proper divisors (4582000365).

142042010323 is an equidigital number, since it uses as much as digits as its factorization.

142042010323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4582000364.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 142042010323 its reverse (323010240241), we get a palindrome (465052250564).

The spelling of 142042010323 in words is "one hundred forty-two billion, forty-two million, ten thousand, three hundred twenty-three".

Divisors: 1 31 4582000333 142042010323