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53218106 = 283320591
BaseRepresentation
bin1100101100000…
…0101100111010
310201010202111222
43023000230322
5102110434411
65140352042
71214226554
oct313005472
9121122458
1053218106
1128049607
12159a5622
13b044106
1470d44d4
154a134db
hex32c0b3a

53218106 has 8 divisors (see below), whose sum is σ = 80789184. Its totient is φ = 26288380.

The previous prime is 53218093. The next prime is 53218111. The reversal of 53218106 is 60181235.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160130 + ... + 160461.

It is an arithmetic number, because the mean of its divisors is an integer number (10098648).

Almost surely, 253218106 is an apocalyptic number.

53218106 is a deficient number, since it is larger than the sum of its proper divisors (27571078).

53218106 is a wasteful number, since it uses less digits than its factorization.

53218106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320676.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 53218106 is about 7295.0740914675. The cubic root of 53218106 is about 376.1431334115.

The spelling of 53218106 in words is "fifty-three million, two hundred eighteen thousand, one hundred six".

Divisors: 1 2 83 166 320591 641182 26609053 53218106