Base | Representation |
---|---|
bin | 101000111011… |
… | …010010111110 |
3 | 202012001220222 |
4 | 220323102332 |
5 | 10221304023 |
6 | 1021541342 |
7 | 160122554 |
oct | 50732276 |
9 | 22161828 |
10 | 10728638 |
11 | 6068648 |
12 | 3714852 |
13 | 22b840b |
14 | 15d3bd4 |
15 | e1dcc8 |
hex | a3b4be |
10728638 has 8 divisors (see below), whose sum is σ = 16216200. Its totient is φ = 5323240.
The previous prime is 10728623. The next prime is 10728647. The reversal of 10728638 is 83682701.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 10728598 and 10728607.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20213 + ... + 20736.
It is an arithmetic number, because the mean of its divisors is an integer number (2027025).
Almost surely, 210728638 is an apocalyptic number.
10728638 is a deficient number, since it is larger than the sum of its proper divisors (5487562).
10728638 is a wasteful number, since it uses less digits than its factorization.
10728638 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41082.
The product of its (nonzero) digits is 16128, while the sum is 35.
The square root of 10728638 is about 3275.4599676992. The cubic root of 10728638 is about 220.5539620742.
The spelling of 10728638 in words is "ten million, seven hundred twenty-eight thousand, six hundred thirty-eight".
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