Base | Representation |
---|---|
bin | 100110111010… |
… | …010000101111 |
3 | 201012012220220 |
4 | 212322100233 |
5 | 10102400421 |
6 | 1002342423 |
7 | 152461635 |
oct | 46722057 |
9 | 21165826 |
10 | 10200111 |
11 | 5837549 |
12 | 34baa13 |
13 | 216198c |
14 | 14d7355 |
15 | d673c6 |
hex | 9ba42f |
10200111 has 8 divisors (see below), whose sum is σ = 13725360. Its totient is φ = 6737472.
The previous prime is 10200107. The next prime is 10200139. The reversal of 10200111 is 11100201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10200111 - 22 = 10200107 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 10200111.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10200101) 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 7 ways as a sum of consecutive naturals, for example, 15270 + ... + 15923.
It is an arithmetic number, because the mean of its divisors is an integer number (1715670).
Almost surely, 210200111 is an apocalyptic number.
10200111 is a deficient number, since it is larger than the sum of its proper divisors (3525249).
10200111 is a wasteful number, since it uses less digits than its factorization.
10200111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31305.
The product of its (nonzero) digits is 2, while the sum is 6.
The square root of 10200111 is about 3193.7612622111. The cubic root of 10200111 is about 216.8710752085.
Adding to 10200111 its reverse (11100201), we get a palindrome (21300312).
Multiplying 10200111 by its reverse (11100201), we get a palindrome (113223282322311).
The spelling of 10200111 in words is "ten million, two hundred thousand, one hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •