Base | Representation |
---|---|
bin | 1000001100111… |
… | …10100110111111 |
3 | 11210110202121020 |
4 | 10012132212333 |
5 | 120103311403 |
6 | 10454435223 |
7 | 1463564541 |
oct | 406364677 |
9 | 153422536 |
10 | 68807103 |
11 | 35926882 |
12 | 1b062b13 |
13 | 11341881 |
14 | 91d1691 |
15 | 6092453 |
hex | 419e9bf |
68807103 has 8 divisors (see below), whose sum is σ = 92037168. Its totient is φ = 45724224.
The previous prime is 68807093. The next prime is 68807119. The reversal of 68807103 is 30170886.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 68807103 - 214 = 68790719 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68807153) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35700 + ... + 37577.
It is an arithmetic number, because the mean of its divisors is an integer number (11504646).
Almost surely, 268807103 is an apocalyptic number.
68807103 is a deficient number, since it is larger than the sum of its proper divisors (23230065).
68807103 is a wasteful number, since it uses less digits than its factorization.
68807103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73593.
The product of its (nonzero) digits is 8064, while the sum is 33.
The square root of 68807103 is about 8295.0047016262. The cubic root of 68807103 is about 409.7740237979.
Adding to 68807103 its reverse (30170886), we get a palindrome (98977989).
The spelling of 68807103 in words is "sixty-eight million, eight hundred seven thousand, one hundred three".
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