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2750804825 = 521063103511
BaseRepresentation
bin1010001111110101…
…1111001101011001
321002201010100211012
42203331133031121
521113201223300
61132543143305
7125111312066
oct24375371531
97081110735
102750804825
11119183741a
126492a4b35
1334ab94282
141c1499c6d
1511176d435
hexa3f5f359

2750804825 has 12 divisors (see below), whose sum is σ = 3414239808. Its totient is φ = 2198552400.

The previous prime is 2750804803. The next prime is 2750804843. The reversal of 2750804825 is 5284080572.

It is a de Polignac number, because none of the positive numbers 2k-2750804825 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25181 + ... + 78330.

It is an arithmetic number, because the mean of its divisors is an integer number (284519984).

Almost surely, 22750804825 is an apocalyptic number.

2750804825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2750804825 is a deficient number, since it is larger than the sum of its proper divisors (663434983).

2750804825 is a wasteful number, since it uses less digits than its factorization.

2750804825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104584 (or 104579 counting only the distinct ones).

The product of its (nonzero) digits is 179200, while the sum is 41.

The square root of 2750804825 is about 52448.1155524200. The cubic root of 2750804825 is about 1401.1563278331.

The spelling of 2750804825 in words is "two billion, seven hundred fifty million, eight hundred four thousand, eight hundred twenty-five".

Divisors: 1 5 25 1063 5315 26575 103511 517555 2587775 110032193 550160965 2750804825