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2580782800053 = 31949199204491
BaseRepresentation
bin100101100011100010101…
…001000101110010110101
3100010201110012011000000010
4211203202221011302311
5314240420344100203
65253332324010433
7354312126565053
oct45434251056265
910121405130003
102580782800053
1190555a678657
1235820ab30a19
1315949ca57043
148cca67bb1d3
15471eabaa303
hex258e2a45cb5

2580782800053 has 16 divisors (see below), whose sum is σ = 3622888051200. Its totient is φ = 1629636545520.

The previous prime is 2580782800007. The next prime is 2580782800061. The reversal of 2580782800053 is 3500082870852.

It is not a de Polignac number, because 2580782800053 - 213 = 2580782791861 is a prime.

It is a super-2 number, since 2×25807828000532 (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2580782799975 and 2580782800011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2580782800553) 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, 4321863 + ... + 4882628.

It is an arithmetic number, because the mean of its divisors is an integer number (226430503200).

Almost surely, 22580782800053 is an apocalyptic number.

It is an amenable number.

2580782800053 is a deficient number, since it is larger than the sum of its proper divisors (1042105251147).

2580782800053 is a wasteful number, since it uses less digits than its factorization.

2580782800053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9209432.

The product of its (nonzero) digits is 1075200, while the sum is 48.

The spelling of 2580782800053 in words is "two trillion, five hundred eighty billion, seven hundred eighty-two million, eight hundred thousand, fifty-three".

Divisors: 1 3 19 57 4919 14757 93461 280383 9204491 27613473 174885329 524655987 45276891229 135830673687 860260933351 2580782800053