Base | Representation |
---|---|
bin | 1100001111011… |
… | …00110101001000 |
3 | 21011012210010101 |
4 | 12013230311020 |
5 | 202241310203 |
6 | 14104455144 |
7 | 2354532136 |
oct | 607546510 |
9 | 234183111 |
10 | 102681928 |
11 | 52a634a8 |
12 | 2a47a4b4 |
13 | 1837244b |
14 | d8cc756 |
15 | 903441d |
hex | 61ecd48 |
102681928 has 16 divisors (see below), whose sum is σ = 202662000. Its totient is φ = 48638736.
The previous prime is 102681923. The next prime is 102681949. The reversal of 102681928 is 829186201.
It is not an unprimeable number, because it can be changed into a prime (102681923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337618 + ... + 337921.
It is an arithmetic number, because the mean of its divisors is an integer number (12666375).
Almost surely, 2102681928 is an apocalyptic number.
It is an amenable number.
102681928 is a deficient number, since it is larger than the sum of its proper divisors (99980072).
102681928 is a wasteful number, since it uses less digits than its factorization.
102681928 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 675564 (or 675560 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 37.
The square root of 102681928 is about 10133.2091659059. The cubic root of 102681928 is about 468.2718001360.
The spelling of 102681928 in words is "one hundred two million, six hundred eighty-one thousand, nine hundred twenty-eight".
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