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141105045 = 3547712819
BaseRepresentation
bin10000110100100…
…01011110010101
3100211111212201210
420122101132111
5242110330140
622000212033
73332241654
oct1032213625
9324455653
10141105045
1172717344
123b30a019
1323306313
1414a5119b
15c5c3d80
hex8691795

141105045 has 32 divisors (see below), whose sum is σ = 233902080. Its totient is φ = 72591680.

The previous prime is 141105007. The next prime is 141105071. The reversal of 141105045 is 540501141.

It is not a de Polignac number, because 141105045 - 210 = 141104021 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 48646 + ... + 51464.

It is an arithmetic number, because the mean of its divisors is an integer number (7309440).

Almost surely, 2141105045 is an apocalyptic number.

141105045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

141105045 is a deficient number, since it is larger than the sum of its proper divisors (92797035).

141105045 is a wasteful number, since it uses less digits than its factorization.

141105045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2945.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 141105045 is about 11878.7644559525. The cubic root of 141105045 is about 520.6120074801.

Adding to 141105045 its reverse (540501141), we get a palindrome (681606186).

The spelling of 141105045 in words is "one hundred forty-one million, one hundred five thousand, forty-five".

Divisors: 1 3 5 15 47 71 141 213 235 355 705 1065 2819 3337 8457 10011 14095 16685 42285 50055 132493 200149 397479 600447 662465 1000745 1987395 3002235 9407003 28221009 47035015 141105045