Search a number
-
+
49465457 = 731016709
BaseRepresentation
bin1011110010110…
…0100001110001
310110002002211222
42330230201301
5100130343312
64524114425
71140310106
oct274544161
9113062758
1049465457
1125a16148
1214695a15
13a32c002
1467d8aad
154521672
hex2f2c871

49465457 has 8 divisors (see below), whose sum is σ = 50647080. Its totient is φ = 48297600.

The previous prime is 49465453. The next prime is 49465459. The reversal of 49465457 is 75456494.

49465457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 25563136 + 23902321 = 5056^2 + 4889^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 49465457 - 22 = 49465453 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49465453) 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, 4019 + ... + 10727.

It is an arithmetic number, because the mean of its divisors is an integer number (6330885).

Almost surely, 249465457 is an apocalyptic number.

It is an amenable number.

49465457 is a deficient number, since it is larger than the sum of its proper divisors (1181623).

49465457 is a wasteful number, since it uses less digits than its factorization.

49465457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6883.

The product of its digits is 604800, while the sum is 44.

The square root of 49465457 is about 7033.1683471960. The cubic root of 49465457 is about 367.0855945499.

The spelling of 49465457 in words is "forty-nine million, four hundred sixty-five thousand, four hundred fifty-seven".

Divisors: 1 73 101 6709 7373 489757 677609 49465457