Search a number
-
+
57404208115 = 520815516983
BaseRepresentation
bin110101011101100011…
…101011001111110011
312111011121010220201001
4311131203223033303
51420030434124430
642212055222431
74101346501222
oct653543531763
9174147126631
1057404208115
11223881a7211
12b160677a17
13554aa2b767
142ac7c28cb9
15175e9043ca
hexd5d8eb3f3

57404208115 has 8 divisors (see below), whose sum is σ = 68918164128. Its totient is φ = 45901290240.

The previous prime is 57404208097. The next prime is 57404208221. The reversal of 57404208115 is 51180240475.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 57404208115 - 29 = 57404207603 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 (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2748087 + ... + 2768896.

It is an arithmetic number, because the mean of its divisors is an integer number (8614770516).

Almost surely, 257404208115 is an apocalyptic number.

57404208115 is a deficient number, since it is larger than the sum of its proper divisors (11513956013).

57404208115 is a wasteful number, since it uses less digits than its factorization.

57404208115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5519069.

The product of its (nonzero) digits is 44800, while the sum is 37.

The spelling of 57404208115 in words is "fifty-seven billion, four hundred four million, two hundred eight thousand, one hundred fifteen".

Divisors: 1 5 2081 10405 5516983 27584915 11480841623 57404208115