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12055159 = 171734099
BaseRepresentation
bin101101111111…
…001001110111
3211200110120101
4231333021313
511041231114
61110214531
7204316144
oct55771167
924613511
1012055159
116894246
124054447
13266113c
14185b3cb
1510d1d74
hexb7f277

12055159 has 8 divisors (see below), whose sum is σ = 12841200. Its totient is φ = 11277696.

The previous prime is 12055133. The next prime is 12055207. The reversal of 12055159 is 95155021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12055159 - 27 = 12055031 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 (12055759) 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 7 ways as a sum of consecutive naturals, for example, 892 + ... + 4990.

It is an arithmetic number, because the mean of its divisors is an integer number (1605150).

Almost surely, 212055159 is an apocalyptic number.

12055159 is a deficient number, since it is larger than the sum of its proper divisors (786041).

12055159 is a wasteful number, since it uses less digits than its factorization.

12055159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4289.

The product of its (nonzero) digits is 2250, while the sum is 28.

The square root of 12055159 is about 3472.0540030362. The cubic root of 12055159 is about 229.2930973688.

The spelling of 12055159 in words is "twelve million, fifty-five thousand, one hundred fifty-nine".

Divisors: 1 17 173 2941 4099 69683 709127 12055159