Base | Representation |
---|---|
bin | 111111110101101… |
… | …1110011011010110 |
3 | 12112021202010020120 |
4 | 1333223132123112 |
5 | 13341334301004 |
6 | 552320412410 |
7 | 104040401664 |
oct | 17753363326 |
9 | 5467663216 |
10 | 2142103254 |
11 | 9aa185975 |
12 | 4b9477106 |
13 | 281a3cb25 |
14 | 1646c9c34 |
15 | c80d23d9 |
hex | 7fade6d6 |
2142103254 has 16 divisors (see below), whose sum is σ = 4289068992. Its totient is φ = 713224008.
The previous prime is 2142103253. The next prime is 2142103273. The reversal of 2142103254 is 4523012412.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2142103253) 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, 196864 + ... + 207459.
It is an arithmetic number, because the mean of its divisors is an integer number (268066812).
Almost surely, 22142103254 is an apocalyptic number.
2142103254 is an abundant number, since it is smaller than the sum of its proper divisors (2146965738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2142103254 is a wasteful number, since it uses less digits than its factorization.
2142103254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 405211.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 2142103254 is about 46282.8613419698. The cubic root of 2142103254 is about 1289.0807813573.
Adding to 2142103254 its reverse (4523012412), we get a palindrome (6665115666).
The spelling of 2142103254 in words is "two billion, one hundred forty-two million, one hundred three thousand, two hundred fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •