[go: up one dir, main page]

Search a number
-
+
13141206 = 2321389631
BaseRepresentation
bin110010001000…
…010011010110
3220201122100100
4302020103112
511331004311
61145354530
7216461361
oct62102326
926648310
1013141206
117466201
124498a46
132951580
141a610d8
151248a56
hexc884d6

13141206 has 48 divisors (see below), whose sum is σ = 31056480. Its totient is φ = 3991680.

The previous prime is 13141201. The next prime is 13141207. The reversal of 13141206 is 60214131.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13141201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20511 + ... + 21141.

It is an arithmetic number, because the mean of its divisors is an integer number (647010).

Almost surely, 213141206 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13141206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15528240).

13141206 is an abundant number, since it is smaller than the sum of its proper divisors (17915274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13141206 is a wasteful number, since it uses less digits than its factorization.

13141206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741 (or 738 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 13141206 is about 3625.0801370452. The cubic root of 13141206 is about 235.9817447337.

Adding to 13141206 its reverse (60214131), we get a palindrome (73355337).

The spelling of 13141206 in words is "thirteen million, one hundred forty-one thousand, two hundred six".

Divisors: 1 2 3 6 9 13 18 26 39 78 89 117 178 234 267 534 631 801 1157 1262 1602 1893 2314 3471 3786 5679 6942 8203 10413 11358 16406 20826 24609 49218 56159 73827 112318 147654 168477 336954 505431 730067 1010862 1460134 2190201 4380402 6570603 13141206