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48018057 = 3432511483
BaseRepresentation
bin1011011100101…
…1001010001001
310100100120101120
42313023022021
544243034212
64433105453
71122101223
oct267131211
9110316346
1048018057
112511774a
12140b8289
139c43269
14653d413
15433788c
hex2dcb289

48018057 has 16 divisors (see below), whose sum is σ = 65818368. Its totient is φ = 31122000.

The previous prime is 48018023. The next prime is 48018071. The reversal of 48018057 is 75081084.

It is a happy number.

48018057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 48018057 - 26 = 48017993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48018077) 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 15 ways as a sum of consecutive naturals, for example, 31638 + ... + 33120.

It is an arithmetic number, because the mean of its divisors is an integer number (4113648).

Almost surely, 248018057 is an apocalyptic number.

It is an amenable number.

48018057 is a deficient number, since it is larger than the sum of its proper divisors (17800311).

48018057 is a wasteful number, since it uses less digits than its factorization.

48018057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1780.

The product of its (nonzero) digits is 8960, while the sum is 33.

The square root of 48018057 is about 6929.5062594676. The cubic root of 48018057 is about 363.4696847233.

The spelling of 48018057 in words is "forty-eight million, eighteen thousand, fifty-seven".

Divisors: 1 3 43 129 251 753 1483 4449 10793 32379 63769 191307 372233 1116699 16006019 48018057