Base | Representation |
---|---|
bin | 100111010101… |
… | …100110100111 |
3 | 201101220112202 |
4 | 213111212213 |
5 | 10114441403 |
6 | 1005005115 |
7 | 153436304 |
oct | 47254647 |
9 | 21356482 |
10 | 10312103 |
11 | 59036aa |
12 | 355379b |
13 | 21a0949 |
14 | 15260ab |
15 | d8a688 |
hex | 9d59a7 |
10312103 has 4 divisors (see below), whose sum is σ = 10318968. Its totient is φ = 10305240.
The previous prime is 10312091. The next prime is 10312121. The reversal of 10312103 is 30121301.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 30121301 = 7 ⋅4303043.
It is a cyclic number.
It is not a de Polignac number, because 10312103 - 26 = 10312039 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10312123) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101 + ... + 4542.
It is an arithmetic number, because the mean of its divisors is an integer number (2579742).
Almost surely, 210312103 is an apocalyptic number.
10312103 is a deficient number, since it is larger than the sum of its proper divisors (6865).
10312103 is an equidigital number, since it uses as much as digits as its factorization.
10312103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6864.
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 10312103 is about 3211.2463312552. The cubic root of 10312103 is about 217.6618990998.
Adding to 10312103 its reverse (30121301), we get a palindrome (40433404).
The spelling of 10312103 in words is "ten million, three hundred twelve thousand, one hundred three".
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