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286903113 = 3713662053
BaseRepresentation
bin10001000110011…
…100101101001001
3201222212012002020
4101012130231021
51041421344423
644245155053
710052431140
oct2106345511
9658765066
10286903113
11137a49612
12800bba89
1347593773
142a164757
151a2c34e3
hex1119cb49

286903113 has 8 divisors (see below), whose sum is σ = 437185728. Its totient is φ = 163944624.

The previous prime is 286903091. The next prime is 286903121. The reversal of 286903113 is 311309682.

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

It is not a de Polignac number, because 286903113 - 26 = 286903049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (286903153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6831006 + ... + 6831047.

It is an arithmetic number, because the mean of its divisors is an integer number (54648216).

Almost surely, 2286903113 is an apocalyptic number.

It is an amenable number.

286903113 is a deficient number, since it is larger than the sum of its proper divisors (150282615).

286903113 is a wasteful number, since it uses less digits than its factorization.

286903113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13662063.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 286903113 is about 16938.2145753323. The cubic root of 286903113 is about 659.5459940107.

The spelling of 286903113 in words is "two hundred eighty-six million, nine hundred three thousand, one hundred thirteen".

Divisors: 1 3 7 21 13662053 40986159 95634371 286903113