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29361141 = 325575857
BaseRepresentation
bin111000000000…
…0001111110101
32001020200220200
41300000033311
530004024031
62525151113
7504364665
oct160001765
961220820
1029361141
1115634507
1299bb499
136110274
143c841a5
15289e8e6
hex1c003f5

29361141 has 12 divisors (see below), whose sum is σ = 42493932. Its totient is φ = 19535616.

The previous prime is 29361119. The next prime is 29361151. The reversal of 29361141 is 14116392.

29361141 is a `hidden beast` number, since 2 + 9 + 3 + 611 + 41 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 15634116 + 13727025 = 3954^2 + 3705^2 .

It is not a de Polignac number, because 29361141 - 213 = 29352949 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29361151) 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 11 ways as a sum of consecutive naturals, for example, 2085 + ... + 7941.

It is an arithmetic number, because the mean of its divisors is an integer number (3541161).

Almost surely, 229361141 is an apocalyptic number.

It is an amenable number.

29361141 is a deficient number, since it is larger than the sum of its proper divisors (13132791).

29361141 is a wasteful number, since it uses less digits than its factorization.

29361141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6420 (or 6417 counting only the distinct ones).

The product of its digits is 1296, while the sum is 27.

The square root of 29361141 is about 5418.5921603309. The cubic root of 29361141 is about 308.5017577678.

The spelling of 29361141 in words is "twenty-nine million, three hundred sixty-one thousand, one hundred forty-one".

Divisors: 1 3 9 557 1671 5013 5857 17571 52713 3262349 9787047 29361141