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29750129 is a prime number
BaseRepresentation
bin111000101111…
…1001101110001
32001222110111122
41301133031301
530104001004
62541352025
7510605033
oct161371561
961873448
1029750129
111587a792
129b68615
136218336
143d45c53
152929cbe
hex1c5f371

29750129 has 2 divisors, whose sum is σ = 29750130. Its totient is φ = 29750128.

The previous prime is 29750117. The next prime is 29750137. The reversal of 29750129 is 92105792.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20611600 + 9138529 = 4540^2 + 3023^2 .

It is a cyclic number.

It is not a de Polignac number, because 29750129 - 24 = 29750113 is a prime.

It is not a weakly prime, because it can be changed into another prime (29750179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14875064 + 14875065.

It is an arithmetic number, because the mean of its divisors is an integer number (14875065).

Almost surely, 229750129 is an apocalyptic number.

It is an amenable number.

29750129 is a deficient number, since it is larger than the sum of its proper divisors (1).

29750129 is an equidigital number, since it uses as much as digits as its factorization.

29750129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 29750129 is about 5454.3678827156. The cubic root of 29750129 is about 309.8581695980.

The spelling of 29750129 in words is "twenty-nine million, seven hundred fifty thousand, one hundred twenty-nine".