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2097170288205 = 351511049882653
BaseRepresentation
bin11110100001001001000…
…101110000111001001101
321102111011101212221101020
4132201021011300321031
5233330001043210310
64243232101304353
7304341556216656
oct36411105607115
97374141787336
102097170288205
1173944aa555a3
1229a5421050b9
131229baa42b25
1473709b9452d
1539843aae170
hex1e849170e4d

2097170288205 has 32 divisors (see below), whose sum is σ = 3380917881600. Its totient is φ = 1110023155200.

The previous prime is 2097170288197. The next prime is 2097170288231. The reversal of 2097170288205 is 5028820717902.

It is not a de Polignac number, because 2097170288205 - 23 = 2097170288197 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1934659 + ... + 2817311.

It is an arithmetic number, because the mean of its divisors is an integer number (105653683800).

Almost surely, 22097170288205 is an apocalyptic number.

It is an amenable number.

2097170288205 is a deficient number, since it is larger than the sum of its proper divisors (1283747593395).

2097170288205 is a wasteful number, since it uses less digits than its factorization.

2097170288205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883861.

The product of its (nonzero) digits is 1128960, while the sum is 51.

The spelling of 2097170288205 in words is "two trillion, ninety-seven billion, one hundred seventy million, two hundred eighty-eight thousand, two hundred five".

Divisors: 1 3 5 15 151 453 755 1049 2265 3147 5245 15735 158399 475197 791995 882653 2375985 2647959 4413265 13239795 133280603 399841809 666403015 925902997 1999209045 2777708991 4629514985 13888544955 139811352547 419434057641 699056762735 2097170288205