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85548433 = 152356171
BaseRepresentation
bin1010001100101…
…01110110010001
312221222022101111
411012111312101
5133400022213
612253333321
72056102225
oct506256621
9187868344
1085548433
1144320893
1224797241
1314953999
14b50c785
15779ca3d
hex5195d91

85548433 has 4 divisors (see below), whose sum is σ = 85606128. Its totient is φ = 85490740.

The previous prime is 85548409. The next prime is 85548439. The reversal of 85548433 is 33484558.

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 not a de Polignac number, because 85548433 - 213 = 85540241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85548439) 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, 26563 + ... + 29608.

It is an arithmetic number, because the mean of its divisors is an integer number (21401532).

Almost surely, 285548433 is an apocalyptic number.

It is an amenable number.

85548433 is a deficient number, since it is larger than the sum of its proper divisors (57695).

85548433 is a wasteful number, since it uses less digits than its factorization.

85548433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57694.

The product of its digits is 230400, while the sum is 40.

The square root of 85548433 is about 9249.2395903663. The cubic root of 85548433 is about 440.6265745999.

The spelling of 85548433 in words is "eighty-five million, five hundred forty-eight thousand, four hundred thirty-three".

Divisors: 1 1523 56171 85548433