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49163560 = 2356120149
BaseRepresentation
bin1011101110001…
…0110100101000
310102111202201121
42323202310220
5100041213220
64513425024
71134611665
oct273426450
9112452647
1049163560
112582a346
121456b174
13a254784
14675aa6c
1544b1eaa
hex2ee2d28

49163560 has 32 divisors (see below), whose sum is σ = 112437000. Its totient is φ = 19342080.

The previous prime is 49163537. The next prime is 49163561. The reversal of 49163560 is 6536194.

49163560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 24542116 + 24621444 = 4954^2 + 4962^2 .

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (49163561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7635 + ... + 12514.

Almost surely, 249163560 is an apocalyptic number.

49163560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49163560 is an abundant number, since it is smaller than the sum of its proper divisors (63273440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49163560 is a wasteful number, since it uses less digits than its factorization.

49163560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20221 (or 20217 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 49163560 is about 7011.6731241552. The cubic root of 49163560 is about 366.3372725897.

The spelling of 49163560 in words is "forty-nine million, one hundred sixty-three thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 61 122 244 305 488 610 1220 2440 20149 40298 80596 100745 161192 201490 402980 805960 1229089 2458178 4916356 6145445 9832712 12290890 24581780 49163560