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105105267 = 3213984017
BaseRepresentation
bin1100100001111…
…00011101110011
321022202220022200
412100330131303
5203401332032
614232434243
72414244231
oct620743563
9238686280
10105105267
1154369163
122b248983
1318a10487
14dd5d951
15936247c
hex643c773

105105267 has 12 divisors (see below), whose sum is σ = 152912760. Its totient is φ = 69565248.

The previous prime is 105105227. The next prime is 105105277. The reversal of 105105267 is 762501501.

It is not a de Polignac number, because 105105267 - 210 = 105104243 is a prime.

It is a super-3 number, since 3×1051052673 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 105105267.

It is not an unprimeable number, because it can be changed into a prime (105105227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40758 + ... + 43259.

It is an arithmetic number, because the mean of its divisors is an integer number (12742730).

Almost surely, 2105105267 is an apocalyptic number.

105105267 is a deficient number, since it is larger than the sum of its proper divisors (47807493).

105105267 is a wasteful number, since it uses less digits than its factorization.

105105267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84162 (or 84159 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 105105267 is about 10252.0859828622. The cubic root of 105105267 is about 471.9270017220.

Adding to 105105267 its reverse (762501501), we get a palindrome (867606768).

The spelling of 105105267 in words is "one hundred five million, one hundred five thousand, two hundred sixty-seven".

Divisors: 1 3 9 139 417 1251 84017 252051 756153 11678363 35035089 105105267