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4000655371165 = 5127157199201653
BaseRepresentation
bin111010001101111001101…
…001000110101110011101
3112011110101112220000011021
4322031321221012232131
51011021320233334130
612301513052524141
7562015653400165
oct72157151065635
915143345800137
104000655371165
111302739729732
1254742b480651
1323034c81041b
14db8c03bb5a5
156e0ed7b437a
hex3a379a46b9d

4000655371165 has 32 divisors (see below), whose sum is σ = 4893900595200. Its totient is φ = 3139227995904.

The previous prime is 4000655371093. The next prime is 4000655371187. The reversal of 4000655371165 is 5611735560004.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4000655371165 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19738479 + ... + 19940131.

It is an arithmetic number, because the mean of its divisors is an integer number (152934393600).

Almost surely, 24000655371165 is an apocalyptic number.

It is an amenable number.

4000655371165 is a deficient number, since it is larger than the sum of its proper divisors (893245224035).

4000655371165 is a wasteful number, since it uses less digits than its factorization.

4000655371165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202141.

The product of its (nonzero) digits is 378000, while the sum is 43.

The spelling of 4000655371165 in words is "four trillion, six hundred fifty-five million, three hundred seventy-one thousand, one hundred sixty-five".

Divisors: 1 5 127 157 199 635 785 995 19939 25273 31243 99695 126365 156215 201653 1008265 3967861 19839305 25609931 31659521 40128947 128049655 158297605 200644735 4020759167 5096376269 6300244679 20103795835 25481881345 31501223395 800131074233 4000655371165