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57790701 = 3217377717
BaseRepresentation
bin1101110001110…
…1000011101101
311000202001221100
43130131003231
5104243300301
65422353313
71301133003
oct334350355
9130661840
1057790701
112a692011
121742b839
13bc854a7
147964a73
155118286
hex371d0ed

57790701 has 12 divisors (see below), whose sum is σ = 88386012. Its totient is φ = 36260736.

The previous prime is 57790661. The next prime is 57790709. The reversal of 57790701 is 10709775.

It can be written as a sum of positive squares in 2 ways, for example, as 27815076 + 29975625 = 5274^2 + 5475^2 .

It is not a de Polignac number, because 57790701 - 215 = 57757933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57790709) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188706 + ... + 189011.

It is an arithmetic number, because the mean of its divisors is an integer number (7365501).

Almost surely, 257790701 is an apocalyptic number.

57790701 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

57790701 is a deficient number, since it is larger than the sum of its proper divisors (30595311).

57790701 is a wasteful number, since it uses less digits than its factorization.

57790701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377740 (or 377737 counting only the distinct ones).

The product of its (nonzero) digits is 15435, while the sum is 36.

The square root of 57790701 is about 7602.0195343080. The cubic root of 57790701 is about 386.6214875705.

The spelling of 57790701 in words is "fifty-seven million, seven hundred ninety thousand, seven hundred one".

Divisors: 1 3 9 17 51 153 377717 1133151 3399453 6421189 19263567 57790701