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105005005006 = 21131153966283
BaseRepresentation
bin110000111001011001…
…0010011100011001110
3101001000222102221101111
41201302302103203032
53210022240130011
6120123313402234
710405056546556
oct1416262234316
9331028387344
10105005005006
1140594651480
1218425b6937a
139b95701475
145121a66166
152ae882e121
hex1872c938ce

105005005006 has 16 divisors (see below), whose sum is σ = 177369159168. Its totient is φ = 46189884600.

The previous prime is 105005004991. The next prime is 105005005073. The reversal of 105005005006 is 600500500501.

It is a super-2 number, since 2×1050050050062 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76982460 + ... + 76983823.

It is an arithmetic number, because the mean of its divisors is an integer number (11085572448).

Almost surely, 2105005005006 is an apocalyptic number.

105005005006 is a deficient number, since it is larger than the sum of its proper divisors (72364154162).

105005005006 is a wasteful number, since it uses less digits than its factorization.

105005005006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153966327.

The product of its (nonzero) digits is 750, while the sum is 22.

Multiplying 105005005006 by its sum of digits (22), we get a palindrome (2310110110132).

Adding to 105005005006 its reverse (600500500501), we get a palindrome (705505505507).

The spelling of 105005005006 in words is "one hundred five billion, five million, five thousand, six".

Divisors: 1 2 11 22 31 62 341 682 153966283 307932566 1693629113 3387258226 4772954773 9545909546 52502502503 105005005006