Search a number
-
+
13193135 = 531471811
BaseRepresentation
bin110010010100…
…111110101111
3220211021120122
4302110332233
511334140020
61150435155
7220065644
oct62247657
926737518
1013193135
1174a121a
124502abb
13296c0b7
141a75dcb
151259125
hexc94faf

13193135 has 16 divisors (see below), whose sum is σ = 16699392. Its totient is φ = 9991200.

The previous prime is 13193129. The next prime is 13193137. The reversal of 13193135 is 53139131.

It is not a de Polignac number, because 13193135 - 210 = 13192111 is a prime.

It is a super-2 number, since 2×131931352 = 348117622256450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13193137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6380 + ... + 8190.

It is an arithmetic number, because the mean of its divisors is an integer number (1043712).

Almost surely, 213193135 is an apocalyptic number.

13193135 is a deficient number, since it is larger than the sum of its proper divisors (3506257).

13193135 is a wasteful number, since it uses less digits than its factorization.

13193135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894.

The product of its digits is 1215, while the sum is 26.

The square root of 13193135 is about 3632.2355375168. The cubic root of 13193135 is about 236.2921726082.

The spelling of 13193135 in words is "thirteen million, one hundred ninety-three thousand, one hundred thirty-five".

Divisors: 1 5 31 47 155 235 1457 1811 7285 9055 56141 85117 280705 425585 2638627 13193135