Base | Representation |
---|---|
bin | 111111110110110… |
… | …0010010001100110 |
3 | 12112022202120001100 |
4 | 1333231202101212 |
5 | 13342004041202 |
6 | 552340140530 |
7 | 104045111322 |
oct | 17755422146 |
9 | 5468676040 |
10 | 2142643302 |
11 | 9aa514698 |
12 | 4b9697746 |
13 | 281b9b897 |
14 | 1647ca982 |
15 | c818c41c |
hex | 7fb62466 |
2142643302 has 72 divisors (see below), whose sum is σ = 4814914104. Its totient is φ = 688238208.
The previous prime is 2142643301. The next prime is 2142643387. The reversal of 2142643302 is 2033462412.
2142643302 is a `hidden beast` number, since 2 + 14 + 2 + 643 + 3 + 0 + 2 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2142643301) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9195778 + ... + 9196010.
It is an arithmetic number, because the mean of its divisors is an integer number (66873807).
Almost surely, 22142643302 is an apocalyptic number.
2142643302 is an abundant number, since it is smaller than the sum of its proper divisors (2672270802).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2142643302 is a wasteful number, since it uses less digits than its factorization.
2142643302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 502 (or 390 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 27.
The square root of 2142643302 is about 46288.6951857578. The cubic root of 2142643302 is about 1289.1891027779.
The spelling of 2142643302 in words is "two billion, one hundred forty-two million, six hundred forty-three thousand, three hundred two".
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