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29382969 = 3711311409
BaseRepresentation
bin111000000010…
…1100100111001
32001021210212010
41300011210321
530010223334
62525440133
7504515430
oct160054471
961253763
1029382969
1115649950
129a10049
13611a195
143c8c117
1528a60e9
hex1c05939

29382969 has 32 divisors (see below), whose sum is σ = 49121280. Its totient is φ = 15177600.

The previous prime is 29382967. The next prime is 29382973. The reversal of 29382969 is 96928392.

It is not a de Polignac number, because 29382969 - 21 = 29382967 is a prime.

It is a super-2 number, since 2×293829692 = 1726717734509922, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (29382967) 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 31 ways as a sum of consecutive naturals, for example, 71637 + ... + 72045.

It is an arithmetic number, because the mean of its divisors is an integer number (1535040).

Almost surely, 229382969 is an apocalyptic number.

It is an amenable number.

29382969 is a deficient number, since it is larger than the sum of its proper divisors (19738311).

29382969 is a wasteful number, since it uses less digits than its factorization.

29382969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741.

The product of its digits is 419904, while the sum is 48.

The square root of 29382969 is about 5420.6059624363. The cubic root of 29382969 is about 308.5781888155.

The spelling of 29382969 in words is "twenty-nine million, three hundred eighty-two thousand, nine hundred sixty-nine".

Divisors: 1 3 7 11 21 33 77 231 311 409 933 1227 2177 2863 3421 4499 6531 8589 10263 13497 23947 31493 71841 94479 127199 381597 890393 1399189 2671179 4197567 9794323 29382969