Search a number
-
+
54611286023 = 77801612289
BaseRepresentation
bin110010110111000101…
…100001100000000111
312012221221202202212002
4302313011201200013
51343320442123043
641031005215515
73642214162220
oct626705414007
9165857682762
1054611286023
1121184713538
12a70126159b
1351c420c038
142900d28247
151649616bb8
hexcb7161807

54611286023 has 4 divisors (see below), whose sum is σ = 62412898320. Its totient is φ = 46809673728.

The previous prime is 54611286017. The next prime is 54611286031. The reversal of 54611286023 is 32068211645.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32068211645 = 56413642329.

It is a cyclic number.

It is not a de Polignac number, because 54611286023 - 218 = 54611023879 is a prime.

It is a super-2 number, since 2×546112860232 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54611282023) 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, 3900806138 + ... + 3900806151.

It is an arithmetic number, because the mean of its divisors is an integer number (15603224580).

Almost surely, 254611286023 is an apocalyptic number.

54611286023 is a deficient number, since it is larger than the sum of its proper divisors (7801612297).

54611286023 is an equidigital number, since it uses as much as digits as its factorization.

54611286023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7801612296.

The product of its (nonzero) digits is 69120, while the sum is 38.

Adding to 54611286023 its reverse (32068211645), we get a palindrome (86679497668).

The spelling of 54611286023 in words is "fifty-four billion, six hundred eleven million, two hundred eighty-six thousand, twenty-three".

Divisors: 1 7 7801612289 54611286023