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7685013097 is a prime number
BaseRepresentation
bin1110010100000111…
…11111111001101001
3201211120201010002201
413022003333321221
5111214330404342
63310324300201
7361304350666
oct71203777151
921746633081
107685013097
113293a980a3
1215a5841661
139561c8938
1452c912a6d
152eea2adb7
hex1ca0ffe69

7685013097 has 2 divisors, whose sum is σ = 7685013098. Its totient is φ = 7685013096.

The previous prime is 7685013059. The next prime is 7685013101. The reversal of 7685013097 is 7903105867.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7554391056 + 130622041 = 86916^2 + 11429^2 .

It is a cyclic number.

It is not a de Polignac number, because 7685013097 - 27 = 7685012969 is a prime.

It is not a weakly prime, because it can be changed into another prime (7685013797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3842506548 + 3842506549.

It is an arithmetic number, because the mean of its divisors is an integer number (3842506549).

Almost surely, 27685013097 is an apocalyptic number.

It is an amenable number.

7685013097 is a deficient number, since it is larger than the sum of its proper divisors (1).

7685013097 is an equidigital number, since it uses as much as digits as its factorization.

7685013097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 46.

The square root of 7685013097 is about 87664.2064756192. The cubic root of 7685013097 is about 1973.3988494393.

The spelling of 7685013097 in words is "seven billion, six hundred eighty-five million, thirteen thousand, ninety-seven".