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7042253 is a prime number
BaseRepresentation
bin11010110111010011001101
3111020210011012
4122313103031
53300323003
6410535005
7113600231
oct32672315
914223135
107042253
113a7aa49
122437465
1315c751a
14d145c1
159418d8
hex6b74cd

7042253 has 2 divisors, whose sum is σ = 7042254. Its totient is φ = 7042252.

The previous prime is 7042229. The next prime is 7042271. The reversal of 7042253 is 3522407.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7038409 + 3844 = 2653^2 + 62^2 .

It is a cyclic number.

It is not a de Polignac number, because 7042253 - 214 = 7025869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7042753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3521126 + 3521127.

It is an arithmetic number, because the mean of its divisors is an integer number (3521127).

Almost surely, 27042253 is an apocalyptic number.

It is an amenable number.

7042253 is a deficient number, since it is larger than the sum of its proper divisors (1).

7042253 is an equidigital number, since it uses as much as digits as its factorization.

7042253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 7042253 is about 2653.7243639836. The cubic root of 7042253 is about 191.6772373082.

The spelling of 7042253 in words is "seven million, forty-two thousand, two hundred fifty-three".