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2555550553025 = 52102222022121
BaseRepresentation
bin100101001100000010101…
…011101101001111000001
3100001022022201020001011102
4211030002223231033001
5313332231420144100
65234000445224145
7352426632201461
oct45140253551701
910038281201142
102555550553025
118a5891733a38
12353348862055
13156cab385862
148b991659ba1
154672090dcd5
hex25302aed3c1

2555550553025 has 6 divisors (see below), whose sum is σ = 3168882685782. Its totient is φ = 2044440442400.

The previous prime is 2555550553001. The next prime is 2555550553037. The reversal of 2555550553025 is 5203550555552.

It can be written as a sum of positive squares in 3 ways, for example, as 706823569984 + 1848726983041 = 840728^2 + 1359679^2 .

It is not a de Polignac number, because 2555550553025 - 28 = 2555550552769 is a prime.

It is a Duffinian 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 5 ways as a sum of consecutive naturals, for example, 51111011036 + ... + 51111011085.

It is an arithmetic number, because the mean of its divisors is an integer number (528147114297).

Almost surely, 22555550553025 is an apocalyptic number.

2555550553025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2555550553025 is a deficient number, since it is larger than the sum of its proper divisors (613332132757).

2555550553025 is a wasteful number, since it uses less digits than its factorization.

2555550553025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102222022131 (or 102222022126 counting only the distinct ones).

The product of its (nonzero) digits is 4687500, while the sum is 47.

The spelling of 2555550553025 in words is "two trillion, five hundred fifty-five billion, five hundred fifty million, five hundred fifty-three thousand, twenty-five".

Divisors: 1 5 25 102222022121 511110110605 2555550553025