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48511361 = 202923909
BaseRepresentation
bin1011100100001…
…1100110000001
310101021122002002
42321003212001
544404330421
64451433345
71126224353
oct271034601
9111248062
1048511361
1125424338
12142b5855
13a086962
14662b0d3
1543d3b0b
hex2e43981

48511361 has 4 divisors (see below), whose sum is σ = 48537300. Its totient is φ = 48485424.

The previous prime is 48511343. The next prime is 48511381. The reversal of 48511361 is 16311584.

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 28090000 + 20421361 = 5300^2 + 4519^2 .

It is a cyclic number.

It is not a de Polignac number, because 48511361 - 26 = 48511297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48511321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9926 + ... + 13983.

It is an arithmetic number, because the mean of its divisors is an integer number (12134325).

Almost surely, 248511361 is an apocalyptic number.

It is an amenable number.

48511361 is a deficient number, since it is larger than the sum of its proper divisors (25939).

48511361 is a wasteful number, since it uses less digits than its factorization.

48511361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25938.

The product of its digits is 2880, while the sum is 29.

The square root of 48511361 is about 6965.0097630944. The cubic root of 48511361 is about 364.7101245110.

The spelling of 48511361 in words is "forty-eight million, five hundred eleven thousand, three hundred sixty-one".

Divisors: 1 2029 23909 48511361