Base | Representation |
---|---|
bin | 10000111101000… |
… | …00001110110001 |
3 | 100220121020000121 |
4 | 20132200032301 |
5 | 242401322230 |
6 | 22040050241 |
7 | 3344541160 |
oct | 1036401661 |
9 | 326536017 |
10 | 142214065 |
11 | 73304594 |
12 | 3b763981 |
13 | 23604046 |
14 | 14c5d3d7 |
15 | c74277a |
hex | 87a03b1 |
142214065 has 32 divisors (see below), whose sum is σ = 199618560. Its totient is φ = 95256000.
The previous prime is 142214063. The next prime is 142214071. The reversal of 142214065 is 560412241.
It is a happy number.
It is not a de Polignac number, because 142214065 - 21 = 142214063 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142214063) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 375046 + ... + 375424.
It is an arithmetic number, because the mean of its divisors is an integer number (6238080).
Almost surely, 2142214065 is an apocalyptic number.
It is an amenable number.
142214065 is a deficient number, since it is larger than the sum of its proper divisors (57404495).
142214065 is a wasteful number, since it uses less digits than its factorization.
142214065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 613.
The product of its (nonzero) digits is 1920, while the sum is 25.
The square root of 142214065 is about 11925.3538731561. The cubic root of 142214065 is about 521.9723724509.
The spelling of 142214065 in words is "one hundred forty-two million, two hundred fourteen thousand, sixty-five".
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