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7068671 = 13215351
BaseRepresentation
bin11010111101101111111111
3111022010101122
4122331233333
53302144141
6411301155
7114040241
oct32755777
914263348
107068671
113a98885
12244a7bb
13160655c
14d20091
1594964b
hex6bdbff

7068671 has 4 divisors (see below), whose sum is σ = 7075344. Its totient is φ = 7062000.

The previous prime is 7068667. The next prime is 7068673. The reversal of 7068671 is 1768607.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 7068671 - 22 = 7068667 is a prime.

It is a super-4 number, since 4×70686714 (a number of 28 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7068673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1355 + ... + 3996.

It is an arithmetic number, because the mean of its divisors is an integer number (1768836).

Almost surely, 27068671 is an apocalyptic number.

7068671 is a deficient number, since it is larger than the sum of its proper divisors (6673).

7068671 is a wasteful number, since it uses less digits than its factorization.

7068671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6672.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 7068671 is about 2658.6972373702. The cubic root of 7068671 is about 191.9166214214.

The spelling of 7068671 in words is "seven million, sixty-eight thousand, six hundred seventy-one".

Divisors: 1 1321 5351 7068671