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49795481 = 68372907
BaseRepresentation
bin1011110111110…
…1000110011001
310110200212120002
42331331012121
5100221423411
64535142345
71143153221
oct275750631
9113625502
1049795481
112612109a
12148149b5
13a4162a8
146883081
15458933b
hex2f7d199

49795481 has 4 divisors (see below), whose sum is σ = 49869072. Its totient is φ = 49721892.

The previous prime is 49795463. The next prime is 49795511. The reversal of 49795481 is 18459794.

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 49795481 - 210 = 49794457 is a prime.

It is a super-2 number, since 2×497954812 = 4959179856042722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49792481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35771 + ... + 37136.

It is an arithmetic number, because the mean of its divisors is an integer number (12467268).

Almost surely, 249795481 is an apocalyptic number.

It is an amenable number.

49795481 is a deficient number, since it is larger than the sum of its proper divisors (73591).

49795481 is an equidigital number, since it uses as much as digits as its factorization.

49795481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73590.

The product of its digits is 362880, while the sum is 47.

The square root of 49795481 is about 7056.5913159258. The cubic root of 49795481 is about 367.9001604748.

The spelling of 49795481 in words is "forty-nine million, seven hundred ninety-five thousand, four hundred eighty-one".

Divisors: 1 683 72907 49795481