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13995328 = 26218677
BaseRepresentation
bin110101011000…
…110101000000
3222100000222111
4311120311000
512040322303
61215545104
7226646464
oct65306500
928300874
1013995328
117999996
12482b194
132b90279
141c044a4
151366b6d
hexd58d40

13995328 has 14 divisors (see below), whose sum is σ = 27772106. Its totient is φ = 6997632.

The previous prime is 13995323. The next prime is 13995337. The reversal of 13995328 is 82359931.

It can be written as a sum of positive squares in only one way, i.e., 13897984 + 97344 = 3728^2 + 312^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13995323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 109275 + ... + 109402.

Almost surely, 213995328 is an apocalyptic number.

It is an amenable number.

13995328 is a deficient number, since it is larger than the sum of its proper divisors (13776778).

13995328 is an equidigital number, since it uses as much as digits as its factorization.

13995328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218689 (or 218679 counting only the distinct ones).

The product of its digits is 58320, while the sum is 40.

The square root of 13995328 is about 3741.0330124178. The cubic root of 13995328 is about 240.9874134712.

The spelling of 13995328 in words is "thirteen million, nine hundred ninety-five thousand, three hundred twenty-eight".

Divisors: 1 2 4 8 16 32 64 218677 437354 874708 1749416 3498832 6997664 13995328