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13016244 = 22329113331
BaseRepresentation
bin110001101001…
…110010110100
3220111021221010
4301221302310
511313004434
61142552220
7215431143
oct61516264
926437833
1013016244
11739032a
124438670
132909727
141a2b75a
1512219e9
hexc69cb4

13016244 has 48 divisors (see below), whose sum is σ = 31792320. Its totient is φ = 4139520.

The previous prime is 13016243. The next prime is 13016251. The reversal of 13016244 is 44261031.

13016244 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13016244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13016243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39159 + ... + 39489.

It is an arithmetic number, because the mean of its divisors is an integer number (662340).

Almost surely, 213016244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13016244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15896160).

13016244 is an abundant number, since it is smaller than the sum of its proper divisors (18776076).

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

13016244 is a wasteful number, since it uses less digits than its factorization.

13016244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480 (or 478 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 13016244 is about 3607.8032097109. The cubic root of 13016244 is about 235.2313641130.

Adding to 13016244 its reverse (44261031), we get a palindrome (57277275).

The spelling of 13016244 in words is "thirteen million, sixteen thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 12 29 58 87 113 116 174 226 331 339 348 452 662 678 993 1324 1356 1986 3277 3972 6554 9599 9831 13108 19198 19662 28797 37403 38396 39324 57594 74806 112209 115188 149612 224418 448836 1084687 2169374 3254061 4338748 6508122 13016244