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7020097 = 71002871
BaseRepresentation
bin11010110001111001000001
3111012122202121
4122301321001
53244120342
6410244241
7113445520
oct32617101
914178677
107020097
113a65337
122426681
1315ba406
14d0a4b7
1593a067
hex6b1e41

7020097 has 4 divisors (see below), whose sum is σ = 8022976. Its totient is φ = 6017220.

The previous prime is 7020077. The next prime is 7020103. The reversal of 7020097 is 7900207.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7900207 = 71128601.

It is a cyclic number.

It is not a de Polignac number, because 7020097 - 219 = 6495809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7020077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501429 + ... + 501442.

It is an arithmetic number, because the mean of its divisors is an integer number (2005744).

Almost surely, 27020097 is an apocalyptic number.

It is an amenable number.

7020097 is a deficient number, since it is larger than the sum of its proper divisors (1002879).

7020097 is a wasteful number, since it uses less digits than its factorization.

7020097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002878.

The product of its (nonzero) digits is 882, while the sum is 25.

The square root of 7020097 is about 2649.5465649805. The cubic root of 7020097 is about 191.4760108747.

The spelling of 7020097 in words is "seven million, twenty thousand, ninety-seven".

Divisors: 1 7 1002871 7020097