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2550902839272 = 233386471365761
BaseRepresentation
bin100101000111101101101…
…010000101011111101000
3100000212022210201201111000
4211013231222011133220
5313243222111324042
65231511340435000
7352203515242554
oct45075552053750
910025283651430
102550902839272
118a3917172897
12352470248a60
1315671a500988
148b67029c864
154654c89374c
hex251eda857e8

2550902839272 has 64 divisors (see below), whose sum is σ = 7086665865600. Its totient is φ = 850201989120.

The previous prime is 2550902839189. The next prime is 2550902839279. The reversal of 2550902839272 is 2729382090552.

2550902839272 is a `hidden beast` number, since 2 + 5 + 5 + 0 + 90 + 283 + 9 + 272 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (2550902839279) 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, 1184872 + ... + 2550632.

It is an arithmetic number, because the mean of its divisors is an integer number (110729154150).

Almost surely, 22550902839272 is an apocalyptic number.

It is an amenable number.

2550902839272 is an abundant number, since it is smaller than the sum of its proper divisors (4535763026328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2550902839272 is a wasteful number, since it uses less digits than its factorization.

2550902839272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1374423 (or 1374413 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 2550902839272 in words is "two trillion, five hundred fifty billion, nine hundred two million, eight hundred thirty-nine thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 8647 17294 25941 34588 51882 69176 77823 103764 155646 207528 233469 311292 466938 622584 933876 1365761 1867752 2731522 4097283 5463044 8194566 10926088 12291849 16389132 24583698 32778264 36875547 49167396 73751094 98334792 147502188 295004376 11809735367 23619470734 35429206101 47238941468 70858412202 94477882936 106287618303 141716824404 212575236606 283433648808 318862854909 425150473212 637725709818 850300946424 1275451419636 2550902839272