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49371361 = 133797797
BaseRepresentation
bin1011110001010…
…1100011100001
310102220022202221
42330111203201
5100114340421
64522111041
71136435554
oct274254341
9112808687
1049371361
1125961486
121464b481
13a2c8230
1467b269b
154503841
hex2f158e1

49371361 has 4 divisors (see below), whose sum is σ = 53169172. Its totient is φ = 45573552.

The previous prime is 49371359. The next prime is 49371373. The reversal of 49371361 is 16317394.

49371361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6599761 + 42771600 = 2569^2 + 6540^2 .

It is a cyclic number.

It is not a de Polignac number, because 49371361 - 21 = 49371359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49371391) 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 3 ways as a sum of consecutive naturals, for example, 1898886 + ... + 1898911.

It is an arithmetic number, because the mean of its divisors is an integer number (13292293).

Almost surely, 249371361 is an apocalyptic number.

It is an amenable number.

49371361 is a deficient number, since it is larger than the sum of its proper divisors (3797811).

49371361 is a wasteful number, since it uses less digits than its factorization.

49371361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3797810.

The product of its digits is 13608, while the sum is 34.

The square root of 49371361 is about 7026.4757168868. The cubic root of 49371361 is about 366.8526831169.

The spelling of 49371361 in words is "forty-nine million, three hundred seventy-one thousand, three hundred sixty-one".

Divisors: 1 13 3797797 49371361