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7068961 = 31376163
BaseRepresentation
bin11010111101110100100001
3111022010210101
4122331310201
53302201321
6411302401
7114041134
oct32756441
914263711
107068961
113a99019
12244aa01
131606723
14d2021b
15949791
hex6bdd21

7068961 has 8 divisors (see below), whose sum is σ = 7495424. Its totient is φ = 6654960.

The previous prime is 7068959. The next prime is 7068983. The reversal of 7068961 is 1698607.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7068961 - 21 = 7068959 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7068961.

It is not an unprimeable number, because it can be changed into a prime (7068911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1935 + ... + 4228.

It is an arithmetic number, because the mean of its divisors is an integer number (936928).

Almost surely, 27068961 is an apocalyptic number.

It is an amenable number.

7068961 is a deficient number, since it is larger than the sum of its proper divisors (426463).

7068961 is a wasteful number, since it uses less digits than its factorization.

7068961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6231.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 7068961 is about 2658.7517747996. The cubic root of 7068961 is about 191.9192459156.

The spelling of 7068961 in words is "seven million, sixty-eight thousand, nine hundred sixty-one".

Divisors: 1 31 37 1147 6163 191053 228031 7068961