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56760761 is a prime number
BaseRepresentation
bin1101100010000…
…1100110111001
310221210202010102
43120201212321
5104012321021
65344325145
71256313161
oct330414671
9127722112
1056760761
112a049222
12170137b5
13b9b4765
1477775a1
154eb300b
hex36219b9

56760761 has 2 divisors, whose sum is σ = 56760762. Its totient is φ = 56760760.

The previous prime is 56760713. The next prime is 56760779. The reversal of 56760761 is 16706765.

56760761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40398736 + 16362025 = 6356^2 + 4045^2 .

It is a cyclic number.

It is not a de Polignac number, because 56760761 - 210 = 56759737 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56760791) by changing a digit.

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 as a sum of consecutive naturals, namely, 28380380 + 28380381.

It is an arithmetic number, because the mean of its divisors is an integer number (28380381).

Almost surely, 256760761 is an apocalyptic number.

It is an amenable number.

56760761 is a deficient number, since it is larger than the sum of its proper divisors (1).

56760761 is an equidigital number, since it uses as much as digits as its factorization.

56760761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 56760761 is about 7533.9737854601. The cubic root of 56760761 is about 384.3109302601.

The spelling of 56760761 in words is "fifty-six million, seven hundred sixty thousand, seven hundred sixty-one".