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57613313 is a prime number
BaseRepresentation
bin1101101111000…
…1110000000001
311000102001121102
43123301300001
5104222111223
65414504145
71266463562
oct333616001
9130361542
1057613313
112a58080a
1217365055
13bc22824
14791a169
1550d0928
hex36f1c01

57613313 has 2 divisors, whose sum is σ = 57613314. Its totient is φ = 57613312.

The previous prime is 57613307. The next prime is 57613327. The reversal of 57613313 is 31331675.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57047809 + 565504 = 7553^2 + 752^2 .

It is a cyclic number.

It is not a de Polignac number, because 57613313 - 224 = 40836097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (57613333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28806656 + 28806657.

It is an arithmetic number, because the mean of its divisors is an integer number (28806657).

Almost surely, 257613313 is an apocalyptic number.

It is an amenable number.

57613313 is a deficient number, since it is larger than the sum of its proper divisors (1).

57613313 is an equidigital number, since it uses as much as digits as its factorization.

57613313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5670, while the sum is 29.

The square root of 57613313 is about 7590.3434046162. The cubic root of 57613313 is about 386.2255051618.

Adding to 57613313 its reverse (31331675), we get a palindrome (88944988).

The spelling of 57613313 in words is "fifty-seven million, six hundred thirteen thousand, three hundred thirteen".