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13726464 = 28361293
BaseRepresentation
bin110100010111…
…001100000000
3221211101011120
4310113030000
512003221324
61210112240
7224446563
oct64271400
927741146
1013726464
117825994
12471b680
132ac7a8b
141b744da
151312179
hexd17300

13726464 has 72 divisors (see below), whose sum is σ = 37258032. Its totient is φ = 4485120.

The previous prime is 13726451. The next prime is 13726477. The reversal of 13726464 is 46462731.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13726451) and next prime (13726477).

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, 46702 + ... + 46994.

Almost surely, 213726464 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 13726464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18629016).

13726464 is an abundant number, since it is smaller than the sum of its proper divisors (23531568).

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

13726464 is an equidigital number, since it uses as much as digits as its factorization.

13726464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373 (or 359 counting only the distinct ones).

The product of its digits is 24192, while the sum is 33.

The square root of 13726464 is about 3704.9242907244. The cubic root of 13726464 is about 239.4342228378.

The spelling of 13726464 in words is "thirteen million, seven hundred twenty-six thousand, four hundred sixty-four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 61 64 96 122 128 183 192 244 256 293 366 384 488 586 732 768 879 976 1172 1464 1758 1952 2344 2928 3516 3904 4688 5856 7032 7808 9376 11712 14064 15616 17873 18752 23424 28128 35746 37504 46848 53619 56256 71492 75008 107238 112512 142984 214476 225024 285968 428952 571936 857904 1143872 1715808 2287744 3431616 4575488 6863232 13726464