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345175865709 = 3313918740013
BaseRepresentation
bin1010000010111100001…
…01011011100101101101
31012222221220021210012120
411001132011123211231
521123410010200314
6422323244423153
733636531306543
oct5013605334555
91188856253176
10345175865709
1112342a860904
1256a92847ab9
132671c2c6bac
14129c6cadd93
158ea378a8a9
hex505e15b96d

345175865709 has 16 divisors (see below), whose sum is σ = 461766681792. Its totient is φ = 229351344768.

The previous prime is 345175865707. The next prime is 345175865717. The reversal of 345175865709 is 907568571543.

It is not a de Polignac number, because 345175865709 - 21 = 345175865707 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345175865707) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8606587 + ... + 8646599.

It is an arithmetic number, because the mean of its divisors is an integer number (28860417612).

Almost surely, 2345175865709 is an apocalyptic number.

It is an amenable number.

345175865709 is a deficient number, since it is larger than the sum of its proper divisors (116590816083).

345175865709 is a wasteful number, since it uses less digits than its factorization.

345175865709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49516.

The product of its (nonzero) digits is 31752000, while the sum is 60.

The spelling of 345175865709 in words is "three hundred forty-five billion, one hundred seventy-five million, eight hundred sixty-five thousand, seven hundred nine".

Divisors: 1 3 313 939 9187 27561 40013 120039 2875531 8626593 12524069 37572207 367599431 1102798293 115058621903 345175865709