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13580189 = 72384349
BaseRepresentation
bin110011110011…
…011110011101
3221112221111222
4303303132131
511434031224
61203023125
7223300250
oct63633635
927487458
1013580189
117735aa7
12466aaa5
132a7631c
141b37097
1512d3b5e
hexcf379d

13580189 has 8 divisors (see below), whose sum is σ = 16195200. Its totient is φ = 11133936.

The previous prime is 13580183. The next prime is 13580233. The reversal of 13580189 is 98108531.

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 13580189 - 24 = 13580173 is a prime.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13580183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42014 + ... + 42335.

It is an arithmetic number, because the mean of its divisors is an integer number (2024400).

Almost surely, 213580189 is an apocalyptic number.

It is an amenable number.

13580189 is a deficient number, since it is larger than the sum of its proper divisors (2615011).

13580189 is an equidigital number, since it uses as much as digits as its factorization.

13580189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84379.

The product of its (nonzero) digits is 8640, while the sum is 35.

The square root of 13580189 is about 3685.1307982214. The cubic root of 13580189 is about 238.5806796329.

It can be divided in two parts, 13 and 580189, that multiplied together give a palindrome (7542457).

The spelling of 13580189 in words is "thirteen million, five hundred eighty thousand, one hundred eighty-nine".

Divisors: 1 7 23 161 84349 590443 1940027 13580189