Search a number
-
+
13046141 = 19686639
BaseRepresentation
bin110001110001…
…000101111101
3220112210221102
4301301011331
511314434031
61143342445
7215614253
oct61610575
926483842
1013046141
117400839
124451a25
13291a214
141a385d3
15122a7cb
hexc7117d

13046141 has 4 divisors (see below), whose sum is σ = 13732800. Its totient is φ = 12359484.

The previous prime is 13046113. The next prime is 13046147. The reversal of 13046141 is 14164031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14164031 = 72023433.

It is a cyclic number.

It is not a de Polignac number, because 13046141 - 222 = 8851837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13046147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343301 + ... + 343338.

It is an arithmetic number, because the mean of its divisors is an integer number (3433200).

Almost surely, 213046141 is an apocalyptic number.

It is an amenable number.

13046141 is a deficient number, since it is larger than the sum of its proper divisors (686659).

13046141 is an equidigital number, since it uses as much as digits as its factorization.

13046141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686658.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 13046141 is about 3611.9442133012. The cubic root of 13046141 is about 235.4113273056.

The spelling of 13046141 in words is "thirteen million, forty-six thousand, one hundred forty-one".

Divisors: 1 19 686639 13046141