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57830304 = 2537471831
BaseRepresentation
bin1101110010011…
…0101110100000
311000211002021010
43130212232200
5104301032204
65423300520
71301356320
oct334465640
9130732233
1057830304
112a709844
121744a740
13bc9a51c
147975280
155124d89
hex3726ba0

57830304 has 96 divisors (see below), whose sum is σ = 177278976. Its totient is φ = 16162560.

The previous prime is 57830273. The next prime is 57830323. The reversal of 57830304 is 40303875.

57830304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

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, 30669 + ... + 32499.

It is an arithmetic number, because the mean of its divisors is an integer number (1846656).

Almost surely, 257830304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57830304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88639488).

57830304 is an abundant number, since it is smaller than the sum of its proper divisors (119448672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57830304 is a wasteful number, since it uses less digits than its factorization.

57830304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1898 (or 1890 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 57830304 is about 7604.6238565757. The cubic root of 57830304 is about 386.7097824824.

The spelling of 57830304 in words is "fifty-seven million, eight hundred thirty thousand, three hundred four".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 47 48 56 84 94 96 112 141 168 188 224 282 329 336 376 564 658 672 752 987 1128 1316 1504 1831 1974 2256 2632 3662 3948 4512 5264 5493 7324 7896 10528 10986 12817 14648 15792 21972 25634 29296 31584 38451 43944 51268 58592 76902 86057 87888 102536 153804 172114 175776 205072 258171 307608 344228 410144 516342 602399 615216 688456 1032684 1204798 1230432 1376912 1807197 2065368 2409596 2753824 3614394 4130736 4819192 7228788 8261472 9638384 14457576 19276768 28915152 57830304