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49413089 = 1171151419
BaseRepresentation
bin1011110001111…
…1101111100001
310102222110000102
42330133233201
5100122204324
64523032145
71140001325
oct274375741
9112873012
1049413089
112598a870
121466b655
13a31121b
1467c3985
154510dae
hex2f1fbe1

49413089 has 16 divisors (see below), whose sum is σ = 55157760. Its totient is φ = 43890000.

The previous prime is 49413083. The next prime is 49413097. The reversal of 49413089 is 98031494.

It is not a de Polignac number, because 49413089 - 28 = 49412833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49413083) 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 15 ways as a sum of consecutive naturals, for example, 117722 + ... + 118140.

It is an arithmetic number, because the mean of its divisors is an integer number (3447360).

Almost surely, 249413089 is an apocalyptic number.

It is an amenable number.

49413089 is a deficient number, since it is larger than the sum of its proper divisors (5744671).

49413089 is a wasteful number, since it uses less digits than its factorization.

49413089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 49413089 is about 7029.4444303942. Note that the first 4 decimals coincide. The cubic root of 49413089 is about 366.9560069722.

The spelling of 49413089 in words is "forty-nine million, four hundred thirteen thousand, eighty-nine".

Divisors: 1 11 71 151 419 781 1661 4609 10721 29749 63269 117931 327239 695959 4492099 49413089