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57710716 = 22717313911
BaseRepresentation
bin1101110000100…
…1100001111100
311000121000012221
43130021201330
5104233220331
65420535124
71300350550
oct334114174
9130530187
1057710716
112a637a08
12173b14a4
13bc57c6b
147943860
1550ee711
hex370987c

57710716 has 48 divisors (see below), whose sum is σ = 126185472. Its totient is φ = 22521600.

The previous prime is 57710707. The next prime is 57710729. The reversal of 57710716 is 61701775.

57710716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

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, 12801 + ... + 16711.

It is an arithmetic number, because the mean of its divisors is an integer number (2628864).

Almost surely, 257710716 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 57710716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63092736).

57710716 is an abundant number, since it is smaller than the sum of its proper divisors (68474756).

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

57710716 is a wasteful number, since it uses less digits than its factorization.

57710716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3970 (or 3968 counting only the distinct ones).

The product of its (nonzero) digits is 10290, while the sum is 34.

The square root of 57710716 is about 7596.7569396421. The cubic root of 57710716 is about 386.4430378843.

The spelling of 57710716 in words is "fifty-seven million, seven hundred ten thousand, seven hundred sixteen".

Divisors: 1 2 4 7 14 17 28 31 34 62 68 119 124 217 238 434 476 527 868 1054 2108 3689 3911 7378 7822 14756 15644 27377 54754 66487 109508 121241 132974 242482 265948 465409 484964 848687 930818 1697374 1861636 2061097 3394748 4122194 8244388 14427679 28855358 57710716