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49469961 = 3139118633
BaseRepresentation
bin1011110010110…
…1101000001001
310110002100000210
42330231220021
5100131014321
64524151333
71140326202
oct274555011
9113070023
1049469961
1125a19572
1214698549
13a331088
1467da5a9
154522b76
hex2f2da09

49469961 has 8 divisors (see below), whose sum is σ = 66435040. Its totient is φ = 32742432.

The previous prime is 49469951. The next prime is 49470013. The reversal of 49469961 is 16996494.

49469961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 49469961 - 223 = 41081353 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 49469961.

It is not an unprimeable number, because it can be changed into a prime (49469921) 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, 58900 + ... + 59733.

It is an arithmetic number, because the mean of its divisors is an integer number (8304380).

Almost surely, 249469961 is an apocalyptic number.

It is an amenable number.

49469961 is a deficient number, since it is larger than the sum of its proper divisors (16965079).

49469961 is a wasteful number, since it uses less digits than its factorization.

49469961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118775.

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

The square root of 49469961 is about 7033.4885369922. The cubic root of 49469961 is about 367.0967356804.

The spelling of 49469961 in words is "forty-nine million, four hundred sixty-nine thousand, nine hundred sixty-one".

Divisors: 1 3 139 417 118633 355899 16489987 49469961