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3005871429 = 311129770229
BaseRepresentation
bin1011001100101001…
…1111010101000101
321202111002002102110
42303022133111011
522124000341204
61214134131233
7134326325361
oct26312372505
97674062373
103005871429
111302810770
126ba7b0b19
1338b98bb62
142072d42a1
15128d53889
hexb329f545

3005871429 has 16 divisors (see below), whose sum is σ = 4375609920. Its totient is φ = 1820309760.

The previous prime is 3005871397. The next prime is 3005871443. The reversal of 3005871429 is 9241785003.

It is not a de Polignac number, because 3005871429 - 25 = 3005871397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3005801429) 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, 7687 + ... + 77915.

It is an arithmetic number, because the mean of its divisors is an integer number (273475620).

Almost surely, 23005871429 is an apocalyptic number.

It is an amenable number.

3005871429 is a deficient number, since it is larger than the sum of its proper divisors (1369738491).

3005871429 is a wasteful number, since it uses less digits than its factorization.

3005871429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71540.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 3005871429 is about 54825.8281196007. The cubic root of 3005871429 is about 1443.1898533681.

The spelling of 3005871429 in words is "three billion, five million, eight hundred seventy-one thousand, four hundred twenty-nine".

Divisors: 1 3 11 33 1297 3891 14267 42801 70229 210687 772519 2317557 91087013 273261039 1001957143 3005871429