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7060989 = 313219733
BaseRepresentation
bin11010111011110111111101
3111021201212010
4122323313331
53301422424
6411201433
7114005655
oct32736775
914251763
107060989
113a93031
122446279
131602c00
14d1b365
15947229
hex6bbdfd

7060989 has 24 divisors (see below), whose sum is σ = 10745760. Its totient is φ = 4110912.

The previous prime is 7060973. The next prime is 7061009. The reversal of 7060989 is 9890607.

It is not a de Polignac number, because 7060989 - 24 = 7060973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7060909) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9267 + ... + 9999.

It is an arithmetic number, because the mean of its divisors is an integer number (447740).

Almost surely, 27060989 is an apocalyptic number.

It is an amenable number.

7060989 is a deficient number, since it is larger than the sum of its proper divisors (3684771).

7060989 is a wasteful number, since it uses less digits than its factorization.

7060989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781 (or 768 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 7060989 is about 2657.2521521301. The cubic root of 7060989 is about 191.8470733228.

The spelling of 7060989 in words is "seven million, sixty thousand, nine hundred eighty-nine".

Divisors: 1 3 13 19 39 57 169 247 507 733 741 2199 3211 9529 9633 13927 28587 41781 123877 181051 371631 543153 2353663 7060989