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141205130 = 25111283683
BaseRepresentation
bin10000110101010…
…01111010001010
3100211200222000122
420122221322022
5242122031010
622002303242
73333136523
oct1032517212
9324628018
10141205130
1172785560
123b357b22
132333ca41
1414a7984a
15c5e3855
hex86a9e8a

141205130 has 16 divisors (see below), whose sum is σ = 277275744. Its totient is φ = 51347280.

The previous prime is 141205121. The next prime is 141205133. The reversal of 141205130 is 31502141.

It is a junction number, because it is equal to n+sod(n) for n = 141205099 and 141205108.

It is not an unprimeable number, because it can be changed into a prime (141205133) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 641732 + ... + 641951.

It is an arithmetic number, because the mean of its divisors is an integer number (17329734).

Almost surely, 2141205130 is an apocalyptic number.

141205130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

141205130 is a deficient number, since it is larger than the sum of its proper divisors (136070614).

141205130 is a wasteful number, since it uses less digits than its factorization.

141205130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283701.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 141205130 is about 11882.9764789803. The cubic root of 141205130 is about 520.7350674275.

Adding to 141205130 its reverse (31502141), we get a palindrome (172707271).

The spelling of 141205130 in words is "one hundred forty-one million, two hundred five thousand, one hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 1283683 2567366 6418415 12836830 14120513 28241026 70602565 141205130