Base | Representation |
---|---|
bin | 111111110101111… |
… | …0111010110001011 |
3 | 12112021221022020220 |
4 | 1333223313112023 |
5 | 13341401032243 |
6 | 552322521123 |
7 | 104041305366 |
oct | 17753672613 |
9 | 5467838226 |
10 | 2142205323 |
11 | 9aa245625 |
12 | 4b95061a3 |
13 | 281a7741b |
14 | 1647150dd |
15 | c8102783 |
hex | 7faf758b |
2142205323 has 8 divisors (see below), whose sum is σ = 2862525648. Its totient is φ = 1425010944.
The previous prime is 2142205319. The next prime is 2142205337. The reversal of 2142205323 is 3235022412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2142205323 - 22 = 2142205319 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2142205293 and 2142205302.
It is not an unprimeable number, because it can be changed into a prime (2142205363) 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, 779886 + ... + 782627.
It is an arithmetic number, because the mean of its divisors is an integer number (357815706).
Almost surely, 22142205323 is an apocalyptic number.
2142205323 is a deficient number, since it is larger than the sum of its proper divisors (720320325).
2142205323 is a wasteful number, since it uses less digits than its factorization.
2142205323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1562973.
The product of its (nonzero) digits is 2880, while the sum is 24.
The square root of 2142205323 is about 46283.9639940228. The cubic root of 2142205323 is about 1289.1012554866.
Adding to 2142205323 its reverse (3235022412), we get a palindrome (5377227735).
The spelling of 2142205323 in words is "two billion, one hundred forty-two million, two hundred five thousand, three hundred twenty-three".
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