Base | Representation |
---|---|
bin | 100100101101110… |
… | …1101110001011110 |
3 | 10011212020012012222 |
4 | 1021123231301132 |
5 | 10010343032032 |
6 | 322130025342 |
7 | 42346562660 |
oct | 11133556136 |
9 | 3155205188 |
10 | 1232002142 |
11 | 582484498 |
12 | 2a4718252 |
13 | 16831a867 |
14 | b98a0530 |
15 | 7325ca12 |
hex | 496edc5e |
1232002142 has 32 divisors (see below), whose sum is σ = 2225498880. Its totient is φ = 499685760.
The previous prime is 1232002129. The next prime is 1232002171. The reversal of 1232002142 is 2412002321.
It is a self number, because there is not a number n which added to its sum of digits gives 1232002142.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 343217 + ... + 346787.
It is an arithmetic number, because the mean of its divisors is an integer number (69546840).
Almost surely, 21232002142 is an apocalyptic number.
1232002142 is a deficient number, since it is larger than the sum of its proper divisors (993496738).
1232002142 is a wasteful number, since it uses less digits than its factorization.
1232002142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4896.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 1232002142 is about 35099.8880624996. Note that the first 3 decimals coincide. The cubic root of 1232002142 is about 1072.0223034780.
Adding to 1232002142 its reverse (2412002321), we get a palindrome (3644004463).
The spelling of 1232002142 in words is "one billion, two hundred thirty-two million, two thousand, one hundred forty-two".
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