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216042572571142 = 21003910760163989
BaseRepresentation
bin110001000111110101010100…
…110010110110001000000110
31001022221110122100012112222011
4301013311110302312020012
5211304120142034234032
62043252330535324434
763335363230245442
oct6107652462661006
91038843570175864
10216042572571142
116292415aaa8609
12202925b852071a
13937195b7b7a95
143b4c732a51822
1519e9b6a715247
hexc47d54cb6206

216042572571142 has 8 divisors (see below), whose sum is σ = 324096139378800. Its totient is φ = 108010526111544.

The previous prime is 216042572571107. The next prime is 216042572571151. The reversal of 216042572571142 is 241175275240612.

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

It is a congruent number.

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, 5380061917 + ... + 5380102072.

It is an arithmetic number, because the mean of its divisors is an integer number (40512017422350).

Almost surely, 2216042572571142 is an apocalyptic number.

216042572571142 is a deficient number, since it is larger than the sum of its proper divisors (108053566807658).

216042572571142 is a wasteful number, since it uses less digits than its factorization.

216042572571142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10760174030.

The product of its (nonzero) digits is 1881600, while the sum is 49.

The spelling of 216042572571142 in words is "two hundred sixteen trillion, forty-two billion, five hundred seventy-two million, five hundred seventy-one thousand, one hundred forty-two".

Divisors: 1 2 10039 20078 10760163989 21520327978 108021286285571 216042572571142