Base | Representation |
---|---|
bin | 111111110110010… |
… | …0011000111000110 |
3 | 12112022021102011010 |
4 | 1333230203013012 |
5 | 13341422301312 |
6 | 552330423050 |
7 | 104042653122 |
oct | 17754430706 |
9 | 5468242133 |
10 | 2142384582 |
11 | 9aa358278 |
12 | 4b9591a86 |
13 | 281b0abb0 |
14 | 164760582 |
15 | c813a93c |
hex | 7fb231c6 |
2142384582 has 64 divisors (see below), whose sum is σ = 4804470720. Its totient is φ = 632530944.
The previous prime is 2142384553. The next prime is 2142384613. The reversal of 2142384582 is 2854832412.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a self number, because there is not a number n which added to its sum of digits gives 2142384582.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 205594 + ... + 215762.
It is an arithmetic number, because the mean of its divisors is an integer number (75069855).
Almost surely, 22142384582 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2142384582, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2402235360).
2142384582 is an abundant number, since it is smaller than the sum of its proper divisors (2662086138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2142384582 is a wasteful number, since it uses less digits than its factorization.
2142384582 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10297.
The product of its digits is 122880, while the sum is 39.
The square root of 2142384582 is about 46285.9004665568. The cubic root of 2142384582 is about 1289.1372116659.
The spelling of 2142384582 in words is "two billion, one hundred forty-two million, three hundred eighty-four thousand, five hundred eighty-two".
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