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13601344 = 264612
BaseRepresentation
bin110011111000…
…101001000000
3221121000112111
4303320221000
511440220334
61203305104
7223416031
oct63705100
927530474
1013601344
11774a989
12467b194
132a82b43
141b40a88
1512da064
hexcf8a40

13601344 has 21 divisors (see below), whose sum is σ = 27048841. Its totient is φ = 6785920.

The previous prime is 13601339. The next prime is 13601363. The reversal of 13601344 is 44310631.

The square root of 13601344 is 3688.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4359744 + 9241600 = 2088^2 + 3040^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 29274 + ... + 29734.

Almost surely, 213601344 is an apocalyptic number.

13601344 is the 3688-th square number.

It is an amenable number.

13601344 is a deficient number, since it is larger than the sum of its proper divisors (13447497).

13601344 is an frugal number, since it uses more digits than its factorization.

13601344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934 (or 463 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The cubic root of 13601344 is about 238.7045010746.

Adding to 13601344 its reverse (44310631), we get a palindrome (57911975).

It can be divided in two parts, 1360 and 1344, that added together give a square (2704 = 522).

The spelling of 13601344 in words is "thirteen million, six hundred one thousand, three hundred forty-four".

Divisors: 1 2 4 8 16 32 64 461 922 1844 3688 7376 14752 29504 212521 425042 850084 1700168 3400336 6800672 13601344