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49789241 = 67743123
BaseRepresentation
bin1011110111101…
…1100100111001
310110200112222222
42331323210321
5100221223431
64535053425
71143126065
oct275734471
9113615888
1049789241
1126117437
1214811275
13a4134b8
146880aa5
15458757b
hex2f7b939

49789241 has 4 divisors (see below), whose sum is σ = 50532432. Its totient is φ = 49046052.

The previous prime is 49789231. The next prime is 49789249. The reversal of 49789241 is 14298794.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 49789241 - 210 = 49788217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 49789192 and 49789201.

It is not an unprimeable number, because it can be changed into a prime (49789249) 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 3 ways as a sum of consecutive naturals, for example, 371495 + ... + 371628.

It is an arithmetic number, because the mean of its divisors is an integer number (12633108).

Almost surely, 249789241 is an apocalyptic number.

It is an amenable number.

49789241 is a deficient number, since it is larger than the sum of its proper divisors (743191).

49789241 is an equidigital number, since it uses as much as digits as its factorization.

49789241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743190.

The product of its digits is 145152, while the sum is 44.

The square root of 49789241 is about 7056.1491622556. The cubic root of 49789241 is about 367.8847923272.

The spelling of 49789241 in words is "forty-nine million, seven hundred eighty-nine thousand, two hundred forty-one".

Divisors: 1 67 743123 49789241