Base | Representation |
---|---|
bin | 10000111111111… |
… | …11011101110011 |
3 | 100221100001010002 |
4 | 20133333131303 |
5 | 243001313042 |
6 | 22052300215 |
7 | 3351054350 |
oct | 1037773563 |
9 | 327301102 |
10 | 142604147 |
11 | 73550674 |
12 | 3b91166b |
13 | 2370c76a |
14 | 14d21627 |
15 | c7bd132 |
hex | 87ff773 |
142604147 has 8 divisors (see below), whose sum is σ = 163069536. Its totient is φ = 122162112.
The previous prime is 142604141. The next prime is 142604159. The reversal of 142604147 is 741406241.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-142604147 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142604141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10193 + ... + 19725.
It is an arithmetic number, because the mean of its divisors is an integer number (20383692).
Almost surely, 2142604147 is an apocalyptic number.
142604147 is a deficient number, since it is larger than the sum of its proper divisors (20465389).
142604147 is an equidigital number, since it uses as much as digits as its factorization.
142604147 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11677.
The product of its (nonzero) digits is 5376, while the sum is 29.
The square root of 142604147 is about 11941.6978273611. The cubic root of 142604147 is about 522.4491798286.
The spelling of 142604147 in words is "one hundred forty-two million, six hundred four thousand, one hundred forty-seven".
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