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6997253 is a prime number
BaseRepresentation
bin11010101100010100000101
3111011111102112
4122230110011
53242403003
6405550405
7113322104
oct32542405
914144375
106997253
113a4a15a
122415405
1315acbb3
14d0203b
159333d8
hex6ac505

6997253 has 2 divisors, whose sum is σ = 6997254. Its totient is φ = 6997252.

The previous prime is 6997231. The next prime is 6997259. The reversal of 6997253 is 3527996.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6385729 + 611524 = 2527^2 + 782^2 .

It is a cyclic number.

It is not a de Polignac number, because 6997253 - 222 = 2802949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6997253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6997259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3498626 + 3498627.

It is an arithmetic number, because the mean of its divisors is an integer number (3498627).

Almost surely, 26997253 is an apocalyptic number.

It is an amenable number.

6997253 is a deficient number, since it is larger than the sum of its proper divisors (1).

6997253 is an equidigital number, since it uses as much as digits as its factorization.

6997253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102060, while the sum is 41.

The square root of 6997253 is about 2645.2321259201. The cubic root of 6997253 is about 191.2680920416.

The spelling of 6997253 in words is "six million, nine hundred ninety-seven thousand, two hundred fifty-three".