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13201622 = 271755469
BaseRepresentation
bin110010010111…
…000011010110
3220211201012222
4302113003112
511334422442
61150542342
7220132460
oct62270326
926751188
1013201622
1174a7635
1245079b2
132972c15
141a79130
15125b8d2
hexc970d6

13201622 has 16 divisors (see below), whose sum is σ = 23963040. Its totient is φ = 5324928.

The previous prime is 13201579. The next prime is 13201633. The reversal of 13201622 is 22610231.

13201622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 13201622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27497 + ... + 27972.

It is an arithmetic number, because the mean of its divisors is an integer number (1497690).

Almost surely, 213201622 is an apocalyptic number.

13201622 is a deficient number, since it is larger than the sum of its proper divisors (10761418).

13201622 is a wasteful number, since it uses less digits than its factorization.

13201622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55495.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 13201622 is about 3633.4036384635. The cubic root of 13201622 is about 236.3428298074.

Adding to 13201622 its reverse (22610231), we get a palindrome (35811853).

The spelling of 13201622 in words is "thirteen million, two hundred one thousand, six hundred twenty-two".

Divisors: 1 2 7 14 17 34 119 238 55469 110938 388283 776566 942973 1885946 6600811 13201622