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48483521 = 197924499
BaseRepresentation
bin1011100011110…
…0110011000001
310101020012212222
42320330303001
544402433041
64451100425
71126050242
oct270746301
9111205788
1048483521
1125405429
12142a1715
13a077098
146620cc9
1543ca74b
hex2e3ccc1

48483521 has 4 divisors (see below), whose sum is σ = 48510000. Its totient is φ = 48457044.

The previous prime is 48483511. The next prime is 48483553. The reversal of 48483521 is 12538484.

48483521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a de Polignac number, because none of the positive numbers 2k-48483521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48483511) 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 3 ways as a sum of consecutive naturals, for example, 10271 + ... + 14228.

It is an arithmetic number, because the mean of its divisors is an integer number (12127500).

Almost surely, 248483521 is an apocalyptic number.

It is an amenable number.

48483521 is a deficient number, since it is larger than the sum of its proper divisors (26479).

48483521 is a wasteful number, since it uses less digits than its factorization.

48483521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26478.

The product of its digits is 30720, while the sum is 35.

The square root of 48483521 is about 6963.0109148270. The cubic root of 48483521 is about 364.6403437929.

It can be divided in two parts, 484 and 83521, that multiplied together give a square (40424164 = 63582).

The spelling of 48483521 in words is "forty-eight million, four hundred eighty-three thousand, five hundred twenty-one".

Divisors: 1 1979 24499 48483521