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1307076 = 223108923
BaseRepresentation
bin100111111000111000100
32110101222020
410333013010
5313311301
644003140
714052501
oct4770704
92411866
101307076
11813031
125304b0
13369c24
142604a8
151ac436
hex13f1c4

1307076 has 12 divisors (see below), whose sum is σ = 3049872. Its totient is φ = 435688.

The previous prime is 1307069. The next prime is 1307077. The reversal of 1307076 is 6707031.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1307077) 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, 54450 + ... + 54473.

It is an arithmetic number, because the mean of its divisors is an integer number (254156).

21307076 is an apocalyptic number.

It is an amenable number.

1307076 is an abundant number, since it is smaller than the sum of its proper divisors (1742796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1307076 is a wasteful number, since it uses less digits than its factorization.

1307076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108930 (or 108928 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 24.

The square root of 1307076 is about 1143.2742453147. The cubic root of 1307076 is about 109.3369479603.

The spelling of 1307076 in words is "one million, three hundred seven thousand, seventy-six".

Divisors: 1 2 3 4 6 12 108923 217846 326769 435692 653538 1307076