Base | Representation |
---|---|
bin | 111111110101100… |
… | …0110000011100110 |
3 | 12112021120001022101 |
4 | 1333223012003212 |
5 | 13341323102210 |
6 | 552314322314 |
7 | 104036504650 |
oct | 17753060346 |
9 | 5467501271 |
10 | 2142003430 |
11 | 9aa117976 |
12 | 4b942939a |
13 | 281a06568 |
14 | 1646a16d0 |
15 | c80b2a3a |
hex | 7fac60e6 |
2142003430 has 32 divisors (see below), whose sum is σ = 4408176960. Its totient is φ = 734106240.
The previous prime is 2142003407. The next prime is 2142003431. The reversal of 2142003430 is 343002412.
It is a junction number, because it is equal to n+sod(n) for n = 2142003398 and 2142003407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2142003431) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238420 + ... + 247240.
It is an arithmetic number, because the mean of its divisors is an integer number (137755530).
Almost surely, 22142003430 is an apocalyptic number.
2142003430 is an abundant number, since it is smaller than the sum of its proper divisors (2266173530).
2142003430 is a wasteful number, since it uses less digits than its factorization.
2142003430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12304.
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 2142003430 is about 46281.7829172559. The cubic root of 2142003430 is about 1289.0607569260.
Adding to 2142003430 its reverse (343002412), we get a palindrome (2485005842).
The spelling of 2142003430 in words is "two billion, one hundred forty-two million, three thousand, four hundred thirty".
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