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13529488 = 247217257
BaseRepresentation
bin110011100111…
…000110010000
3221110100222011
4303213012100
511430420423
61201552304
7222666400
oct63470620
927410864
1013529488
1177009a5
124645694
132a5921b
141b22800
1512c3b0d
hexce7190

13529488 has 30 divisors (see below), whose sum is σ = 30494886. Its totient is φ = 5798016.

The previous prime is 13529473. The next prime is 13529519. The reversal of 13529488 is 88492531.

It can be written as a sum of positive squares in only one way, i.e., 7997584 + 5531904 = 2828^2 + 2352^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13529488.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7845 + ... + 9412.

Almost surely, 213529488 is an apocalyptic number.

It is an amenable number.

13529488 is an abundant number, since it is smaller than the sum of its proper divisors (16965398).

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

13529488 is a wasteful number, since it uses less digits than its factorization.

13529488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17279 (or 17266 counting only the distinct ones).

The product of its digits is 69120, while the sum is 40.

The square root of 13529488 is about 3678.2452338037. The cubic root of 13529488 is about 238.2833994313.

The spelling of 13529488 in words is "thirteen million, five hundred twenty-nine thousand, four hundred eighty-eight".

Divisors: 1 2 4 7 8 14 16 28 49 56 98 112 196 392 784 17257 34514 69028 120799 138056 241598 276112 483196 845593 966392 1691186 1932784 3382372 6764744 13529488