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49668481 = 283293599
BaseRepresentation
bin1011110101111…
…0000110000001
310110110102100101
42331132012001
5100203342411
64532322401
71142114032
oct275360601
9113412311
1049668481
1126044735
1214773401
13a3a0545
14684ca89
1545618c1
hex2f5e181

49668481 has 8 divisors (see below), whose sum is σ = 50097600. Its totient is φ = 49241712.

The previous prime is 49668469. The next prime is 49668491. The reversal of 49668481 is 18486694.

49668481 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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-49668481 is a prime.

It is a super-2 number, since 2×496684812 = 4933916009694722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49668461) 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, 82620 + ... + 83218.

It is an arithmetic number, because the mean of its divisors is an integer number (6262200).

Almost surely, 249668481 is an apocalyptic number.

It is an amenable number.

49668481 is a deficient number, since it is larger than the sum of its proper divisors (429119).

49668481 is a wasteful number, since it uses less digits than its factorization.

49668481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175.

The product of its digits is 331776, while the sum is 46.

The square root of 49668481 is about 7047.5868919794. The cubic root of 49668481 is about 367.5871260563.

The spelling of 49668481 in words is "forty-nine million, six hundred sixty-eight thousand, four hundred eighty-one".

Divisors: 1 283 293 599 82919 169517 175507 49668481