Base | Representation |
---|---|
bin | 110001111111… |
… | …011111001101 |
3 | 220122210211010 |
4 | 301333133031 |
5 | 11323330401 |
6 | 1144515433 |
7 | 216251202 |
oct | 61773715 |
9 | 26583733 |
10 | 13105101 |
11 | 7441069 |
12 | 447bb79 |
13 | 293acc9 |
14 | 1a51ca9 |
15 | 123ced6 |
hex | c7f7cd |
13105101 has 8 divisors (see below), whose sum is σ = 18233280. Its totient is φ = 8356832.
The previous prime is 13105093. The next prime is 13105121. The reversal of 13105101 is 10150131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13105101 - 23 = 13105093 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13105121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94896 + ... + 95033.
It is an arithmetic number, because the mean of its divisors is an integer number (2279160).
Almost surely, 213105101 is an apocalyptic number.
It is an amenable number.
13105101 is a deficient number, since it is larger than the sum of its proper divisors (5128179).
13105101 is a wasteful number, since it uses less digits than its factorization.
13105101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189955.
The product of its (nonzero) digits is 15, while the sum is 12.
The square root of 13105101 is about 3620.0968219096. The cubic root of 13105101 is about 235.7654293327.
Adding to 13105101 its reverse (10150131), we get a palindrome (23255232).
The spelling of 13105101 in words is "thirteen million, one hundred five thousand, one hundred one".
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