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201276608473997 = 743166714155941
BaseRepresentation
bin101101110000111101011100…
…101111111110101110001101
3222101122212002220200212111122
4231300331130233332232031
5202340203443232131442
61552025110351330325
760252516664310330
oct5560753457765615
9871585086625448
10201276608473997
1159150a26238871
121a6a8908b209a5
1388403c2161974
14379bba86c4617
1518409ee616dd2
hexb70f5cbfeb8d

201276608473997 has 8 divisors (see below), whose sum is σ = 230564122935552. Its totient is φ = 172122522325200.

The previous prime is 201276608473987. The next prime is 201276608474063. The reversal of 201276608473997 is 799374806672102.

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

It is a cyclic number.

It is not a de Polignac number, because 201276608473997 - 216 = 201276608408461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201276608473997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201276608473957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33357074954 + ... + 33357080987.

It is an arithmetic number, because the mean of its divisors is an integer number (28820515366944).

Almost surely, 2201276608473997 is an apocalyptic number.

It is an amenable number.

201276608473997 is a deficient number, since it is larger than the sum of its proper divisors (29287514461555).

201276608473997 is an equidigital number, since it uses as much as digits as its factorization.

201276608473997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66714156379.

The product of its (nonzero) digits is 384072192, while the sum is 71.

The spelling of 201276608473997 in words is "two hundred one trillion, two hundred seventy-six billion, six hundred eight million, four hundred seventy-three thousand, nine hundred ninety-seven".

Divisors: 1 7 431 3017 66714155941 466999091587 28753801210571 201276608473997