Search a number
-
+
13062918 = 2311219947
BaseRepresentation
bin110001110101…
…001100000110
3220120122221210
4301311030012
511321003133
61143552250
7216014211
oct61651406
926518853
1013062918
117412400
12445b686
132924a4b
141a40778
151230763
hexc75306

13062918 has 48 divisors (see below), whose sum is σ = 30260160. Its totient is φ = 3746160.

The previous prime is 13062901. The next prime is 13062941. The reversal of 13062918 is 81926031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13321 + ... + 14267.

It is an arithmetic number, because the mean of its divisors is an integer number (630420).

Almost surely, 213062918 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13062918, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15130080).

13062918 is an abundant number, since it is smaller than the sum of its proper divisors (17197242).

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

13062918 is a wasteful number, since it uses less digits than its factorization.

13062918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993 (or 982 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 13062918 is about 3614.2659005668. The cubic root of 13062918 is about 235.5121950402.

Adding to 13062918 its reverse (81926031), we get a palindrome (94988949).

It can be divided in two parts, 1306 and 2918, that added together give a palindrome (4224).

The spelling of 13062918 in words is "thirteen million, sixty-two thousand, nine hundred eighteen".

Divisors: 1 2 3 6 11 19 22 33 38 57 66 114 121 209 242 363 418 627 726 947 1254 1894 2299 2841 4598 5682 6897 10417 13794 17993 20834 31251 35986 53979 62502 107958 114587 197923 229174 343761 395846 593769 687522 1187538 2177153 4354306 6531459 13062918