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341666143 = 7135370841
BaseRepresentation
bin10100010111010…
…110100101011111
3212210220102211121
4110113112211133
51144431304033
653523031411
711316054130
oct2427264537
9783812747
10341666143
11165952915
129650b567
1355a28b20
143353bc87
151eede62d
hex145d695f

341666143 has 16 divisors (see below), whose sum is σ = 428452416. Its totient is φ = 265224960.

The previous prime is 341666137. The next prime is 341666167.

341666143 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 341666143 - 25 = 341666111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 341666099 and 341666108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (641666143) 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, 30598 + ... + 40243.

It is an arithmetic number, because the mean of its divisors is an integer number (26778276).

Almost surely, 2341666143 is an apocalyptic number.

341666143 is a deficient number, since it is larger than the sum of its proper divisors (86786273).

341666143 is a wasteful number, since it uses less digits than its factorization.

341666143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70914.

The product of its digits is 31104, while the sum is 34.

The square root of 341666143 is about 18484.2133454470. The cubic root of 341666143 is about 699.0914355253.

The spelling of 341666143 in words is "three hundred forty-one million, six hundred sixty-six thousand, one hundred forty-three".

Divisors: 1 7 13 53 91 371 689 4823 70841 495887 920933 3754573 6446531 26282011 48809449 341666143