Base | Representation |
---|---|
bin | 10001000000110… |
… | …11000011001010 |
3 | 100221112210002122 |
4 | 20200123003022 |
5 | 243013422010 |
6 | 22054531242 |
7 | 3352034633 |
oct | 1040330312 |
9 | 327483078 |
10 | 142717130 |
11 | 73618546 |
12 | 3b966b22 |
13 | 2374c00a |
14 | 14d5088a |
15 | c7e1855 |
hex | 881b0ca |
142717130 has 8 divisors (see below), whose sum is σ = 256890852. Its totient is φ = 57086848.
The previous prime is 142717121. The next prime is 142717153. The reversal of 142717130 is 31717241.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 140588449 + 2128681 = 11857^2 + 1459^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 142717130.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7135847 + ... + 7135866.
Almost surely, 2142717130 is an apocalyptic number.
142717130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142717130 is a deficient number, since it is larger than the sum of its proper divisors (114173722).
142717130 is a wasteful number, since it uses less digits than its factorization.
142717130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14271720.
The product of its (nonzero) digits is 1176, while the sum is 26.
The square root of 142717130 is about 11946.4274994661. The cubic root of 142717130 is about 522.5871194674.
The spelling of 142717130 in words is "one hundred forty-two million, seven hundred seventeen thousand, one hundred thirty".
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