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29482987 = 232275647
BaseRepresentation
bin111000001110…
…1111111101011
32001110220001111
41300131333223
530021423422
62531531151
7505413142
oct160357753
961426044
1029482987
1115708006
129a59ab7
136153871
143cb6759
1528c5a77
hex1c1dfeb

29482987 has 8 divisors (see below), whose sum is σ = 30905856. Its totient is φ = 28071912.

The previous prime is 29482967. The next prime is 29482997. The reversal of 29482987 is 78928492.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 29482987 - 211 = 29480939 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 29482987.

It is not an unprimeable number, because it can be changed into a prime (29482967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2398 + ... + 8044.

It is an arithmetic number, because the mean of its divisors is an integer number (3863232).

Almost surely, 229482987 is an apocalyptic number.

29482987 is a deficient number, since it is larger than the sum of its proper divisors (1422869).

29482987 is a wasteful number, since it uses less digits than its factorization.

29482987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5897.

The product of its digits is 580608, while the sum is 49.

The square root of 29482987 is about 5429.8238461298. The cubic root of 29482987 is about 308.9279199845.

The spelling of 29482987 in words is "twenty-nine million, four hundred eighty-two thousand, nine hundred eighty-seven".

Divisors: 1 23 227 5221 5647 129881 1281869 29482987