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2580051457 is a prime number
BaseRepresentation
bin1001100111001000…
…0111011000000001
320122210211012020101
42121302013120001
520240443121312
61104003242401
7120636034624
oct23162073001
96583735211
102580051457
11110440a935
12600079401
133216aa089
141a692bdbb
1510178ea57
hex99c87601

2580051457 has 2 divisors, whose sum is σ = 2580051458. Its totient is φ = 2580051456.

The previous prime is 2580051451. The next prime is 2580051479. The reversal of 2580051457 is 7541500852.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2574141696 + 5909761 = 50736^2 + 2431^2 .

It is a cyclic number.

It is not a de Polignac number, because 2580051457 - 23 = 2580051449 is a prime.

It is not a weakly prime, because it can be changed into another prime (2580051451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1290025728 + 1290025729.

It is an arithmetic number, because the mean of its divisors is an integer number (1290025729).

Almost surely, 22580051457 is an apocalyptic number.

It is an amenable number.

2580051457 is a deficient number, since it is larger than the sum of its proper divisors (1).

2580051457 is an equidigital number, since it uses as much as digits as its factorization.

2580051457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56000, while the sum is 37.

The square root of 2580051457 is about 50794.2069236247. The cubic root of 2580051457 is about 1371.5430882336.

The spelling of 2580051457 in words is "two billion, five hundred eighty million, fifty-one thousand, four hundred fifty-seven".