Base | Representation |
---|---|
bin | 10001000001111… |
… | …11001100111110 |
3 | 100221211022020020 |
4 | 20200333030332 |
5 | 243033141324 |
6 | 22102033010 |
7 | 3353222442 |
oct | 1040771476 |
9 | 327738206 |
10 | 142865214 |
11 | 73709828 |
12 | 3ba18766 |
13 | 237a153b |
14 | 14d8c822 |
15 | c820679 |
hex | 883f33e |
142865214 has 32 divisors (see below), whose sum is σ = 294373536. Its totient is φ = 46189440.
The previous prime is 142865209. The next prime is 142865231. The reversal of 142865214 is 412568241.
It is a happy number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87324 + ... + 88944.
It is an arithmetic number, because the mean of its divisors is an integer number (9199173).
Almost surely, 2142865214 is an apocalyptic number.
142865214 is an abundant number, since it is smaller than the sum of its proper divisors (151508322).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142865214 is a wasteful number, since it uses less digits than its factorization.
142865214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2060.
The product of its digits is 15360, while the sum is 33.
The square root of 142865214 is about 11952.6237287049. The cubic root of 142865214 is about 522.7678033157.
The spelling of 142865214 in words is "one hundred forty-two million, eight hundred sixty-five thousand, two hundred fourteen".
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