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48053213 = 133696401
BaseRepresentation
bin1011011101001…
…1101111011101
310100102100121122
42313103233131
544300200323
64433540325
71122305555
oct267235735
9110370548
1048053213
11251410aa
12141146a5
139c56270
14654c165
154342ec8
hex2dd3bdd

48053213 has 4 divisors (see below), whose sum is σ = 51749628. Its totient is φ = 44356800.

The previous prime is 48053207. The next prime is 48053219. The reversal of 48053213 is 31235084.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (48053207) and next prime (48053219).

It can be written as a sum of positive squares in 2 ways, for example, as 5373124 + 42680089 = 2318^2 + 6533^2 .

It is a cyclic number.

It is not a de Polignac number, because 48053213 - 216 = 47987677 is a prime.

It is a super-2 number, since 2×480532132 = 4618222559246738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48053219) 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, 1848188 + ... + 1848213.

It is an arithmetic number, because the mean of its divisors is an integer number (12937407).

Almost surely, 248053213 is an apocalyptic number.

It is an amenable number.

48053213 is a deficient number, since it is larger than the sum of its proper divisors (3696415).

48053213 is a wasteful number, since it uses less digits than its factorization.

48053213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3696414.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 48053213 is about 6932.0424840014. The cubic root of 48053213 is about 363.5583668000.

Adding to 48053213 its reverse (31235084), we get a palindrome (79288297).

The spelling of 48053213 in words is "forty-eight million, fifty-three thousand, two hundred thirteen".

Divisors: 1 13 3696401 48053213