Search a number
-
+
7068019 = 71922797
BaseRepresentation
bin11010111101100101110011
3111022002111111
4122331211303
53302134034
6411254151
7114035320
oct32754563
914262444
107068019
113a98342
12244a357
13160617a
14d1db47
15949364
hex6bd973

7068019 has 12 divisors (see below), whose sum is σ = 8528304. Its totient is φ = 5737392.

The previous prime is 7068013. The next prime is 7068049. The reversal of 7068019 is 9108607.

It is not a de Polignac number, because 7068019 - 25 = 7067987 is a prime.

It is a super-2 number, since 2×70680192 = 99913785168722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7068013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1129 + ... + 3925.

It is an arithmetic number, because the mean of its divisors is an integer number (710692).

Almost surely, 27068019 is an apocalyptic number.

7068019 is a deficient number, since it is larger than the sum of its proper divisors (1460285).

7068019 is a wasteful number, since it uses less digits than its factorization.

7068019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2842 (or 2823 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 7068019 is about 2658.5746180990. The cubic root of 7068019 is about 191.9107205722.

The spelling of 7068019 in words is "seven million, sixty-eight thousand, nineteen".

Divisors: 1 7 19 133 361 2527 2797 19579 53143 372001 1009717 7068019