Base | Representation |
---|---|
bin | 101000001101… |
… | …010001011011 |
3 | 201211111022221 |
4 | 220031101123 |
5 | 10144240443 |
6 | 1013524511 |
7 | 155406136 |
oct | 50152133 |
9 | 21744287 |
10 | 10540123 |
11 | 5a49a50 |
12 | 3643737 |
13 | 2250679 |
14 | 158521d |
15 | dd2eed |
hex | a0d45b |
10540123 has 4 divisors (see below), whose sum is σ = 11498328. Its totient is φ = 9581920.
The previous prime is 10540121. The next prime is 10540169. The reversal of 10540123 is 32104501.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 10540123 - 21 = 10540121 is a prime.
It is a super-2 number, since 2×105401232 = 222188385710258, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10540097 and 10540106.
It is not an unprimeable number, because it can be changed into a prime (10540121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479086 + ... + 479107.
It is an arithmetic number, because the mean of its divisors is an integer number (2874582).
Almost surely, 210540123 is an apocalyptic number.
10540123 is a deficient number, since it is larger than the sum of its proper divisors (958205).
10540123 is an equidigital number, since it uses as much as digits as its factorization.
10540123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 958204.
The product of its (nonzero) digits is 120, while the sum is 16.
The square root of 10540123 is about 3246.5555593583. Note that the first 5 decimals coincide. The cubic root of 10540123 is about 219.2545222300.
Adding to 10540123 its reverse (32104501), we get a palindrome (42644624).
The spelling of 10540123 in words is "ten million, five hundred forty thousand, one hundred twenty-three".
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