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675108018 = 232132317159
BaseRepresentation
bin101000001111010…
…101010010110010
31202001100001002200
4220033111102302
52340311424033
6150553524030
722505215644
oct5017252262
91661301080
10675108018
11317098712
1216a113616
13a9b35400
1465938894
153e407013
hex283d54b2

675108018 has 72 divisors (see below), whose sum is σ = 1635229440. Its totient is φ = 200996640.

The previous prime is 675107971. The next prime is 675108067. The reversal of 675108018 is 810801576.

675108018 is a `hidden beast` number, since 67 + 510 + 80 + 1 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 90723 + ... + 97881.

It is an arithmetic number, because the mean of its divisors is an integer number (22711520).

Almost surely, 2675108018 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 675108018, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (817614720).

675108018 is an abundant number, since it is smaller than the sum of its proper divisors (960121422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

675108018 is a wasteful number, since it uses less digits than its factorization.

675108018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7224 (or 7208 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 36.

The square root of 675108018 is about 25982.8408377529. The cubic root of 675108018 is about 877.2521110493.

The spelling of 675108018 in words is "six hundred seventy-five million, one hundred eight thousand, eighteen".

Divisors: 1 2 3 6 9 13 18 26 31 39 62 78 93 117 169 186 234 279 338 403 507 558 806 1014 1209 1521 2418 3042 3627 5239 7159 7254 10478 14318 15717 21477 31434 42954 47151 64431 93067 94302 128862 186134 221929 279201 443858 558402 665787 837603 1209871 1331574 1675206 1997361 2419742 2885077 3629613 3994722 5770154 7259226 8655231 10888839 17310462 21777678 25965693 37506001 51931386 75012002 112518003 225036006 337554009 675108018