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13675305 = 357130241
BaseRepresentation
bin110100001010…
…101100101001
3221201202222210
4310022230221
512000102210
61205035333
7224144460
oct64125451
927652883
1013675305
1177a0506
1246b5b49
132aaa6c7
141b5d9d7
151301e20
hexd0ab29

13675305 has 16 divisors (see below), whose sum is σ = 25006464. Its totient is φ = 6251520.

The previous prime is 13675297. The next prime is 13675313. The reversal of 13675305 is 50357631.

It is an interprime number because it is at equal distance from previous prime (13675297) and next prime (13675313).

It is not a de Polignac number, because 13675305 - 23 = 13675297 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 65016 + ... + 65225.

It is an arithmetic number, because the mean of its divisors is an integer number (1562904).

Almost surely, 213675305 is an apocalyptic number.

13675305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13675305 is a deficient number, since it is larger than the sum of its proper divisors (11331159).

13675305 is a wasteful number, since it uses less digits than its factorization.

13675305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130256.

The product of its (nonzero) digits is 9450, while the sum is 30.

The square root of 13675305 is about 3698.0136560051. The cubic root of 13675305 is about 239.1363926818.

The spelling of 13675305 in words is "thirteen million, six hundred seventy-five thousand, three hundred five".

Divisors: 1 3 5 7 15 21 35 105 130241 390723 651205 911687 1953615 2735061 4558435 13675305