Base | Representation |
---|---|
bin | 1000010001111001001… |
… | …0101110000010101001 |
3 | 111121011002200121200022 |
4 | 2010132102232002221 |
5 | 4312302442110200 |
6 | 145202314450225 |
7 | 13163615164343 |
oct | 2043622560251 |
9 | 447132617608 |
10 | 142242144425 |
11 | 55362a89467 |
12 | 23698733975 |
13 | 1054b25b284 |
14 | 6c5531a293 |
15 | 3a779b5885 |
hex | 211e4ae0a9 |
142242144425 has 12 divisors (see below), whose sum is σ = 176860870656. Its totient is φ = 113483643600.
The previous prime is 142242144409. The next prime is 142242144433. The reversal of 142242144425 is 524441242241.
It is not a de Polignac number, because 142242144425 - 24 = 142242144409 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7742441 + ... + 7760790.
It is an arithmetic number, because the mean of its divisors is an integer number (14738405888).
Almost surely, 2142242144425 is an apocalyptic number.
It is an amenable number.
142242144425 is a deficient number, since it is larger than the sum of its proper divisors (34618726231).
142242144425 is a wasteful number, since it uses less digits than its factorization.
142242144425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15503608 (or 15503603 counting only the distinct ones).
The product of its digits is 81920, while the sum is 35.
Adding to 142242144425 its reverse (524441242241), we get a palindrome (666683386666).
The spelling of 142242144425 in words is "one hundred forty-two billion, two hundred forty-two million, one hundred forty-four thousand, four hundred twenty-five".
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