Search a number
-
+
13844030 = 251384403
BaseRepresentation
bin110100110011…
…111000111110
3222001100102212
4310303320332
512021002110
61212420422
7225446414
oct64637076
928040385
1013844030
1178a6252
124777712
132b39445
141ba52b4
151336e05
hexd33e3e

13844030 has 8 divisors (see below), whose sum is σ = 24919272. Its totient is φ = 5537608.

The previous prime is 13844029. The next prime is 13844041. The reversal of 13844030 is 3044831.

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

It is a junction number, because it is equal to n+sod(n) for n = 13843987 and 13844005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 692192 + ... + 692211.

It is an arithmetic number, because the mean of its divisors is an integer number (3114909).

Almost surely, 213844030 is an apocalyptic number.

13844030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13844030 is a deficient number, since it is larger than the sum of its proper divisors (11075242).

13844030 is a wasteful number, since it uses less digits than its factorization.

13844030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384410.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 13844030 is about 3720.7566434799. The cubic root of 13844030 is about 240.1158584130.

Adding to 13844030 its reverse (3044831), we get a palindrome (16888861).

The spelling of 13844030 in words is "thirteen million, eight hundred forty-four thousand, thirty".

Divisors: 1 2 5 10 1384403 2768806 6922015 13844030