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29944705 = 572273769
BaseRepresentation
bin111001000111…
…0101110000001
32002100100102011
41302032232001
530131212310
62545452521
7512345230
oct162165601
962310364
1029944705
11159a299a
12a041141
136285a7b
143d96b17
15296778a
hex1c8eb81

29944705 has 16 divisors (see below), whose sum is σ = 41258880. Its totient is φ = 20437632.

The previous prime is 29944697. The next prime is 29944711. The reversal of 29944705 is 50744992.

It is a cyclic number.

It is not a de Polignac number, because 29944705 - 23 = 29944697 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6061 + ... + 9829.

It is an arithmetic number, because the mean of its divisors is an integer number (2578680).

Almost surely, 229944705 is an apocalyptic number.

It is an amenable number.

29944705 is a deficient number, since it is larger than the sum of its proper divisors (11314175).

29944705 is a wasteful number, since it uses less digits than its factorization.

29944705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4008.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 29944705 is about 5472.1755271555. The cubic root of 29944705 is about 310.5322282726.

The spelling of 29944705 in words is "twenty-nine million, nine hundred forty-four thousand, seven hundred five".

Divisors: 1 5 7 35 227 1135 1589 3769 7945 18845 26383 131915 855563 4277815 5988941 29944705