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13082019 = 343101411
BaseRepresentation
bin110001111001…
…110110100011
3220121122011020
4301321312203
511322111034
61144220523
7216123666
oct61716643
926548136
1013082019
117425795
12446a743
132930652
141a476dd
151236249
hexc79da3

13082019 has 8 divisors (see below), whose sum is σ = 17848512. Its totient is φ = 8518440.

The previous prime is 13081997. The next prime is 13082023. The reversal of 13082019 is 91028031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13082019 - 29 = 13081507 is a prime.

It is a super-2 number, since 2×130820192 = 342278442232722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13082019.

It is not an unprimeable number, because it can be changed into a prime (13082039) 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, 50577 + ... + 50834.

It is an arithmetic number, because the mean of its divisors is an integer number (2231064).

Almost surely, 213082019 is an apocalyptic number.

13082019 is a deficient number, since it is larger than the sum of its proper divisors (4766493).

13082019 is a wasteful number, since it uses less digits than its factorization.

13082019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101457.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 13082019 is about 3616.9073806223. The cubic root of 13082019 is about 235.6269301908.

The spelling of 13082019 in words is "thirteen million, eighty-two thousand, nineteen".

Divisors: 1 3 43 129 101411 304233 4360673 13082019