Search a number
-
+
80175074425 = 523976180657
BaseRepresentation
bin100101010101011001…
…1101000110001111001
321122221112112202221221
41022222303220301321
52303144304340200
6100455410032041
75535545613445
oct1125263506171
9248845482857
1080175074425
1131002815096
1213656578621
1377394a2a54
143c4810d825
152143a5291a
hex12aace8c79

80175074425 has 12 divisors (see below), whose sum is σ = 99420825276. Its totient is φ = 64137651200.

The previous prime is 80175074389. The next prime is 80175074477. The reversal of 80175074425 is 52447057108.

It can be written as a sum of positive squares in 6 ways, for example, as 19321 + 80175055104 = 139^2 + 283152^2 .

It is not a de Polignac number, because 80175074425 - 211 = 80175072377 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 11 ways as a sum of consecutive naturals, for example, 953697 + ... + 1034353.

It is an arithmetic number, because the mean of its divisors is an integer number (8285068773).

Almost surely, 280175074425 is an apocalyptic number.

It is an amenable number.

80175074425 is a deficient number, since it is larger than the sum of its proper divisors (19245750851).

80175074425 is a wasteful number, since it uses less digits than its factorization.

80175074425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120428 (or 120423 counting only the distinct ones).

The product of its (nonzero) digits is 313600, while the sum is 43.

The spelling of 80175074425 in words is "eighty billion, one hundred seventy-five million, seventy-four thousand, four hundred twenty-five".

Divisors: 1 5 25 39761 80657 198805 403285 994025 2016425 3207002977 16035014885 80175074425