Base | Representation |
---|---|
bin | 1100010111000… |
… | …00101110001010 |
3 | 21020002112110120 |
4 | 12023200232022 |
5 | 203020242111 |
6 | 14142124110 |
7 | 2366162460 |
oct | 613405612 |
9 | 236075416 |
10 | 103680906 |
11 | 53585aaa |
12 | 2a880636 |
13 | 18632064 |
14 | daac830 |
15 | 9180406 |
hex | 62e0b8a |
103680906 has 32 divisors (see below), whose sum is σ = 239656320. Its totient is φ = 29289216.
The previous prime is 103680901. The next prime is 103680911. The reversal of 103680906 is 609086301.
It is an interprime number because it is at equal distance from previous prime (103680901) and next prime (103680911).
It is not an unprimeable number, because it can be changed into a prime (103680901) 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, 10131 + ... + 17606.
It is an arithmetic number, because the mean of its divisors is an integer number (7489260).
Almost surely, 2103680906 is an apocalyptic number.
103680906 is an abundant number, since it is smaller than the sum of its proper divisors (135975414).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103680906 is a wasteful number, since it uses less digits than its factorization.
103680906 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27838.
The product of its (nonzero) digits is 7776, while the sum is 33.
The square root of 103680906 is about 10182.3821377907. The cubic root of 103680906 is about 469.7854853275.
The spelling of 103680906 in words is "one hundred three million, six hundred eighty thousand, nine hundred six".
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