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13528035 = 325300623
BaseRepresentation
bin110011100110…
…101111100011
3221110021222100
4303212233203
511430344120
61201541443
7222662223
oct63465743
927407870
1013528035
1176aa8a4
124644883
132a58671
141b22083
1512c3490
hexce6be3

13528035 has 12 divisors (see below), whose sum is σ = 23448672. Its totient is φ = 7214928.

The previous prime is 13528033. The next prime is 13528043. The reversal of 13528035 is 53082531.

It is not a de Polignac number, because 13528035 - 21 = 13528033 is a prime.

It is a super-2 number, since 2×135280352 = 366015461922450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13528033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150267 + ... + 150356.

It is an arithmetic number, because the mean of its divisors is an integer number (1954056).

Almost surely, 213528035 is an apocalyptic number.

13528035 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13528035 is a deficient number, since it is larger than the sum of its proper divisors (9920637).

13528035 is a wasteful number, since it uses less digits than its factorization.

13528035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300634 (or 300631 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 13528035 is about 3678.0477158406. The cubic root of 13528035 is about 238.2748689736.

The spelling of 13528035 in words is "thirteen million, five hundred twenty-eight thousand, thirty-five".

Divisors: 1 3 5 9 15 45 300623 901869 1503115 2705607 4509345 13528035