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418135336018 = 21811155069989
BaseRepresentation
bin1100001010110101100…
…11101110010001010010
31110222021120101220010121
412011122303232101102
523322320121223033
6520031055220454
742131532466531
oct6053263562122
91428246356117
10418135336018
1115136a550804
126905481772a
13305789050ba
141634897c318
15ad23ad662d
hex615acee452

418135336018 has 8 divisors (see below), whose sum is σ = 630668214540. Its totient is φ = 207912597840.

The previous prime is 418135336001. The next prime is 418135336019. The reversal of 418135336018 is 810633531814.

It can be written as a sum of positive squares in 2 ways, for example, as 277072746129 + 141062589889 = 526377^2 + 375583^2 .

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

It is not an unprimeable number, because it can be changed into a prime (418135336019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577534633 + ... + 577535356.

Almost surely, 2418135336018 is an apocalyptic number.

418135336018 is a deficient number, since it is larger than the sum of its proper divisors (212532878522).

418135336018 is a wasteful number, since it uses less digits than its factorization.

418135336018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155070172.

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 418135336018 in words is "four hundred eighteen billion, one hundred thirty-five million, three hundred thirty-six thousand, eighteen".

Divisors: 1 2 181 362 1155069989 2310139978 209067668009 418135336018