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57335240201 = 241237905561
BaseRepresentation
bin110101011001011100…
…100101011000001001
312110222210100222111212
4311121130211120021
51414410310141301
642201153102505
74066551333461
oct653134453011
9173883328455
1057335240201
1122352280638
12b141557a35
135539661945
142abc9d4ba1
15175882e4bb
hexd59725609

57335240201 has 4 divisors (see below), whose sum is σ = 57573146004. Its totient is φ = 57097334400.

The previous prime is 57335240191. The next prime is 57335240203. The reversal of 57335240201 is 10204253375.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52755199225 + 4580040976 = 229685^2 + 67676^2 .

It is not a de Polignac number, because 57335240201 - 226 = 57268131337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57335240203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118952540 + ... + 118953021.

It is an arithmetic number, because the mean of its divisors is an integer number (14393286501).

Almost surely, 257335240201 is an apocalyptic number.

It is an amenable number.

57335240201 is a deficient number, since it is larger than the sum of its proper divisors (237905803).

57335240201 is a wasteful number, since it uses less digits than its factorization.

57335240201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237905802.

The product of its (nonzero) digits is 25200, while the sum is 32.

Adding to 57335240201 its reverse (10204253375), we get a palindrome (67539493576).

The spelling of 57335240201 in words is "fifty-seven billion, three hundred thirty-five million, two hundred forty thousand, two hundred one".

Divisors: 1 241 237905561 57335240201