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29049741 = 3272331979
BaseRepresentation
bin110111011010…
…0001110001101
32000122212202100
41232310032031
524414042431
62514345313
7501630060
oct156641615
960585670
1029049741
1115441556
12988b239
1360315c6
143c028d7
15283c4e6
hex1bb438d

29049741 has 24 divisors (see below), whose sum is σ = 48185280. Its totient is φ = 16520256.

The previous prime is 29049707. The next prime is 29049743. The reversal of 29049741 is 14794092.

It is not a de Polignac number, because 29049741 - 211 = 29047693 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 29049696 and 29049705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29049743) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13690 + ... + 15668.

It is an arithmetic number, because the mean of its divisors is an integer number (2007720).

Almost surely, 229049741 is an apocalyptic number.

29049741 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

29049741 is a deficient number, since it is larger than the sum of its proper divisors (19135539).

29049741 is a wasteful number, since it uses less digits than its factorization.

29049741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2225 (or 2222 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 29049741 is about 5389.7811643888. The cubic root of 29049741 is about 307.4072375360.

The spelling of 29049741 in words is "twenty-nine million, forty-nine thousand, seven hundred forty-one".

Divisors: 1 3 7 9 21 63 233 699 1631 1979 2097 4893 5937 13853 14679 17811 41559 124677 461107 1383321 3227749 4149963 9683247 29049741