Base | Representation |
---|---|
bin | 10000111100011… |
… | …10111110110010 |
3 | 100220110122002202 |
4 | 20132032332302 |
5 | 242342042120 |
6 | 22034343202 |
7 | 3344125163 |
oct | 1036167662 |
9 | 326418082 |
10 | 142143410 |
11 | 732664a2 |
12 | 3b72ab02 |
13 | 235aab36 |
14 | 14c4176a |
15 | c72b875 |
hex | 878efb2 |
142143410 has 16 divisors (see below), whose sum is σ = 259364376. Its totient is φ = 56078208.
The previous prime is 142143377. The next prime is 142143431. The reversal of 142143410 is 14341241.
It can be written as a sum of positive squares in 4 ways, for example, as 100140049 + 42003361 = 10007^2 + 6481^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96629 + ... + 98088.
Almost surely, 2142143410 is an apocalyptic number.
142143410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142143410 is a deficient number, since it is larger than the sum of its proper divisors (117220966).
142143410 is a wasteful number, since it uses less digits than its factorization.
142143410 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 194797.
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 142143410 is about 11922.3911192344. The cubic root of 142143410 is about 521.8859157720.
Adding to 142143410 its reverse (14341241), we get a palindrome (156484651).
The spelling of 142143410 in words is "one hundred forty-two million, one hundred forty-three thousand, four hundred ten".
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