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57750803 = 1129269673
BaseRepresentation
bin1101110001001…
…1010100010011
311000200001012122
43130103110103
5104241011203
65421444455
71300605455
oct334232423
9130601178
1057750803
112a665040
121741072b
13bc70296
1479542d5
15510b538
hex3713513

57750803 has 16 divisors (see below), whose sum is σ = 65512800. Its totient is φ = 50426880.

The previous prime is 57750779. The next prime is 57750859. The reversal of 57750803 is 30805775.

57750803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 57750803 - 26 = 57750739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57750893) 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, 85475 + ... + 86147.

It is an arithmetic number, because the mean of its divisors is an integer number (4094550).

Almost surely, 257750803 is an apocalyptic number.

57750803 is a deficient number, since it is larger than the sum of its proper divisors (7761997).

57750803 is a wasteful number, since it uses less digits than its factorization.

57750803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982.

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 57750803 is about 7599.3949101228. The cubic root of 57750803 is about 386.5324941566.

The spelling of 57750803 in words is "fifty-seven million, seven hundred fifty thousand, eight hundred three".

Divisors: 1 11 29 269 319 673 2959 7403 7801 19517 85811 181037 214687 1991407 5250073 57750803