Base | Representation |
---|---|
bin | 111111111000001… |
… | …1011010100100110 |
3 | 12112101012001202122 |
4 | 1333300123110212 |
5 | 13342202320004 |
6 | 552404305542 |
7 | 104054416151 |
oct | 17760332446 |
9 | 5471161678 |
10 | 2143401254 |
11 | 9aa9920a5 |
12 | 4b99a22b2 |
13 | 2820a5887 |
14 | 164946c98 |
15 | c828bcbe |
hex | 7fc1b526 |
2143401254 has 16 divisors (see below), whose sum is σ = 3284983296. Its totient is φ = 1048427400.
The previous prime is 2143401203. The next prime is 2143401283. The reversal of 2143401254 is 4521043412.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303989 + ... + 310959.
It is an arithmetic number, because the mean of its divisors is an integer number (205311456).
Almost surely, 22143401254 is an apocalyptic number.
2143401254 is a deficient number, since it is larger than the sum of its proper divisors (1141582042).
2143401254 is a wasteful number, since it uses less digits than its factorization.
2143401254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10291.
The product of its (nonzero) digits is 3840, while the sum is 26.
The square root of 2143401254 is about 46296.8816876472. The cubic root of 2143401254 is about 1289.3411001200.
Adding to 2143401254 its reverse (4521043412), we get a palindrome (6664444666).
The spelling of 2143401254 in words is "two billion, one hundred forty-three million, four hundred one thousand, two hundred fifty-four".
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