Search a number
-
+
1318053 = 31123631
BaseRepresentation
bin101000001110010100101
32110222000210
411001302211
5314134203
644130033
714126502
oct5016245
92428023
101318053
11820300
12536919
13371c19
142644a9
151b0803
hex141ca5

1318053 has 12 divisors (see below), whose sum is σ = 1932224. Its totient is φ = 798600.

The previous prime is 1318039. The next prime is 1318063. The reversal of 1318053 is 3508131.

It is a happy number.

It is not a de Polignac number, because 1318053 - 26 = 1317989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1318003) 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, 1453 + ... + 2178.

21318053 is an apocalyptic number.

It is an amenable number.

1318053 is a deficient number, since it is larger than the sum of its proper divisors (614171).

1318053 is a wasteful number, since it uses less digits than its factorization.

1318053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3656 (or 3645 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1318053 is about 1148.0648936362. The cubic root of 1318053 is about 109.6421705783.

The spelling of 1318053 in words is "one million, three hundred eighteen thousand, fifty-three".

Divisors: 1 3 11 33 121 363 3631 10893 39941 119823 439351 1318053