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54274856179 = 111314876009
BaseRepresentation
bin110010100011000010…
…001001010011110011
312012002111201100212111
4302203002021103303
51342123330344204
640533350310151
73630660444205
oct624302112363
9165074640774
1054274856179
1121021817845
12a628658357
13516c5c771b
1428ac390775
151629d0dd04
hexca30894f3

54274856179 has 4 divisors (see below), whose sum is σ = 54279743320. Its totient is φ = 54269969040.

The previous prime is 54274856177. The next prime is 54274856191. The reversal of 54274856179 is 97165847245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54274856179 - 21 = 54274856177 is a prime.

It is a super-2 number, since 2×542748561792 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54274856177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2426874 + ... + 2449135.

It is an arithmetic number, because the mean of its divisors is an integer number (13569935830).

Almost surely, 254274856179 is an apocalyptic number.

54274856179 is a deficient number, since it is larger than the sum of its proper divisors (4887141).

54274856179 is a wasteful number, since it uses less digits than its factorization.

54274856179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4887140.

The product of its digits is 16934400, while the sum is 58.

The spelling of 54274856179 in words is "fifty-four billion, two hundred seventy-four million, eight hundred fifty-six thousand, one hundred seventy-nine".

Divisors: 1 11131 4876009 54274856179