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56904797474 = 274064628391
BaseRepresentation
bin110100111111110010…
…100100110100100010
312102212210102020002122
4310333302210310202
51413020112004344
642050335144242
74053103540430
oct647762446442
9172783366078
1056904797474
1122151302648
12b041375082
13549b4219c5
142a7b787d50
151730b55aee
hexd3fca4d22

56904797474 has 8 divisors (see below), whose sum is σ = 97551081408. Its totient is φ = 24387770340.

The previous prime is 56904797447. The next prime is 56904797497. The reversal of 56904797474 is 47479740965.

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

It is a Curzon 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 3 ways as a sum of consecutive naturals, for example, 2032314182 + ... + 2032314209.

It is an arithmetic number, because the mean of its divisors is an integer number (12193885176).

Almost surely, 256904797474 is an apocalyptic number.

56904797474 is a deficient number, since it is larger than the sum of its proper divisors (40646283934).

56904797474 is a wasteful number, since it uses less digits than its factorization.

56904797474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4064628400.

The product of its (nonzero) digits is 53343360, while the sum is 62.

The spelling of 56904797474 in words is "fifty-six billion, nine hundred four million, seven hundred ninety-seven thousand, four hundred seventy-four".

Divisors: 1 2 7 14 4064628391 8129256782 28452398737 56904797474