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2680754395 = 511217260647
BaseRepresentation
bin1001111111001001…
…0001000011011011
320220211022102200211
42133302101003123
520442233120040
61122001511551
7123301015324
oct23762210333
96824272624
102680754395
111156241500
126299425b7
13339508807
141b606344b
1510a5328ea
hex9fc910db

2680754395 has 24 divisors (see below), whose sum is σ = 3743947872. Its totient is φ = 1834947840.

The previous prime is 2680754383. The next prime is 2680754431. The reversal of 2680754395 is 5934570862.

It is not a de Polignac number, because 2680754395 - 215 = 2680721627 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 (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120039 + ... + 140608.

It is an arithmetic number, because the mean of its divisors is an integer number (155997828).

Almost surely, 22680754395 is an apocalyptic number.

2680754395 is a deficient number, since it is larger than the sum of its proper divisors (1063193477).

2680754395 is a wasteful number, since it uses less digits than its factorization.

2680754395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260691 (or 260680 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 49.

The square root of 2680754395 is about 51776.0021148794. The cubic root of 2680754395 is about 1389.1602323668.

The spelling of 2680754395 in words is "two billion, six hundred eighty million, seven hundred fifty-four thousand, three hundred ninety-five".

Divisors: 1 5 11 17 55 85 121 187 605 935 2057 10285 260647 1303235 2867117 4430999 14335585 22154995 31538287 48740989 157691435 243704945 536150879 2680754395