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344163141 = 3371820969
BaseRepresentation
bin10100100000111…
…000001101000101
3212222121022002000
4110200320031011
51201101210031
654052335513
711346224040
oct2440701505
9788538060
10344163141
111672a8953
1297314599
13563c153a
14339cbc57
15203343e6
hex14838345

344163141 has 16 divisors (see below), whose sum is σ = 582710400. Its totient is φ = 196664544.

The previous prime is 344163139. The next prime is 344163167. The reversal of 344163141 is 141361443.

344163141 is a `hidden beast` number, since 344 + 1 + 6 + 314 + 1 = 666.

It is not a de Polignac number, because 344163141 - 21 = 344163139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344163241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 910296 + ... + 910673.

It is an arithmetic number, because the mean of its divisors is an integer number (36419400).

Almost surely, 2344163141 is an apocalyptic number.

It is an amenable number.

344163141 is a deficient number, since it is larger than the sum of its proper divisors (238547259).

344163141 is a wasteful number, since it uses less digits than its factorization.

344163141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1820985 (or 1820979 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 344163141 is about 18551.6344562952. The cubic root of 344163141 is about 700.7903596617.

The spelling of 344163141 in words is "three hundred forty-four million, one hundred sixty-three thousand, one hundred forty-one".

Divisors: 1 3 7 9 21 27 63 189 1820969 5462907 12746783 16388721 38240349 49166163 114721047 344163141