Base | Representation |
---|---|
bin | 111111110000111… |
… | …1001100111110100 |
3 | 12112010000121002202 |
4 | 1333201321213310 |
5 | 13340213440304 |
6 | 552150524032 |
7 | 104010146030 |
oct | 17741714764 |
9 | 5463017082 |
10 | 2139593204 |
11 | 9a8821051 |
12 | 4b8666618 |
13 | 2813714a8 |
14 | 1642351c0 |
15 | c7c8881e |
hex | 7f8799f4 |
2139593204 has 24 divisors (see below), whose sum is σ = 4426746240. Its totient is φ = 885348576.
The previous prime is 2139593201. The next prime is 2139593227. The reversal of 2139593204 is 4023959312.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2139593201) 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, 1316672 + ... + 1318295.
It is an arithmetic number, because the mean of its divisors is an integer number (184447760).
Almost surely, 22139593204 is an apocalyptic number.
It is an amenable number.
2139593204 is an abundant number, since it is smaller than the sum of its proper divisors (2287153036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2139593204 is a wasteful number, since it uses less digits than its factorization.
2139593204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2635007 (or 2635005 counting only the distinct ones).
The product of its (nonzero) digits is 58320, while the sum is 38.
The square root of 2139593204 is about 46255.7369847244. The cubic root of 2139593204 is about 1288.5770829717.
The spelling of 2139593204 in words is "two billion, one hundred thirty-nine million, five hundred ninety-three thousand, two hundred four".
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