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13753087 = 127910753
BaseRepresentation
bin110100011101…
…101011111111
3221212201200121
4310131223333
512010044322
61210435411
7224620315
oct64355377
927781617
1013753087
117843997
124732b67
132b06c2a
141b800b5
151319ec7
hexd1daff

13753087 has 4 divisors (see below), whose sum is σ = 13765120. Its totient is φ = 13741056.

The previous prime is 13753067. The next prime is 13753099. The reversal of 13753087 is 78035731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78035731 = 101772631.

It is a cyclic number.

It is not a de Polignac number, because 13753087 - 211 = 13751039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13753027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4098 + ... + 6655.

It is an arithmetic number, because the mean of its divisors is an integer number (3441280).

Almost surely, 213753087 is an apocalyptic number.

13753087 is a deficient number, since it is larger than the sum of its proper divisors (12033).

13753087 is a wasteful number, since it uses less digits than its factorization.

13753087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12032.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 13753087 is about 3708.5154711825. The cubic root of 13753087 is about 239.5889201335.

The spelling of 13753087 in words is "thirteen million, seven hundred fifty-three thousand, eighty-seven".

Divisors: 1 1279 10753 13753087