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13084154 = 26542077
BaseRepresentation
bin110001111010…
…010111111010
3220121202002022
4301322113322
511322143104
61144234442
7216133136
oct61722772
926552068
1013084154
117427356
12446ba22
132931605
141a483c6
151236bbe
hexc7a5fa

13084154 has 4 divisors (see below), whose sum is σ = 19626234. Its totient is φ = 6542076.

The previous prime is 13084153. The next prime is 13084187. The reversal of 13084154 is 45148031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45148031 = 397113723.

It can be written as a sum of positive squares in only one way, i.e., 11323225 + 1760929 = 3365^2 + 1327^2 .

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (13084153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3271037 + ... + 3271040.

Almost surely, 213084154 is an apocalyptic number.

13084154 is a deficient number, since it is larger than the sum of its proper divisors (6542080).

13084154 is an equidigital number, since it uses as much as digits as its factorization.

13084154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6542079.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 13084154 is about 3617.2025102280. The cubic root of 13084154 is about 235.6397476856.

The spelling of 13084154 in words is "thirteen million, eighty-four thousand, one hundred fifty-four".

Divisors: 1 2 6542077 13084154