Search a number
-
+
105634285 = 5237312583
BaseRepresentation
bin1100100101111…
…01100111101101
321100202202222221
412102331213231
5204020244120
614252035341
72421606451
oct622754755
9240682887
10105634285
115469a669
122b462b51
1318b671c3
141005a661
1594190aa
hex64bd9ed

105634285 has 16 divisors (see below), whose sum is σ = 134095104. Its totient is φ = 79719552.

The previous prime is 105634283. The next prime is 105634289. The reversal of 105634285 is 582436501.

It is a cyclic number.

It is not a de Polignac number, because 105634285 - 21 = 105634283 is a prime.

It is a super-2 number, since 2×1056342852 = 22317204334922450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 105634285.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105634283) 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 15 ways as a sum of consecutive naturals, for example, 2104 + ... + 14686.

It is an arithmetic number, because the mean of its divisors is an integer number (8380944).

Almost surely, 2105634285 is an apocalyptic number.

It is an amenable number.

105634285 is a deficient number, since it is larger than the sum of its proper divisors (28460819).

105634285 is a wasteful number, since it uses less digits than its factorization.

105634285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12684.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 105634285 is about 10277.8541048217. The cubic root of 105634285 is about 472.7174479478.

The spelling of 105634285 in words is "one hundred five million, six hundred thirty-four thousand, two hundred eighty-five".

Divisors: 1 5 23 73 115 365 1679 8395 12583 62915 289409 918559 1447045 4592795 21126857 105634285