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54230915806 = 271937712737
BaseRepresentation
bin110010100000011010…
…100001101011011110
312011222110000222000021
4302200122201223132
51342031103301211
640525140422354
73626615115154
oct624032415336
9164873028007
1054230915806
1120aa9a35791
12a6159a79ba
1351634814c2
1428a65d33d4
15162602e771
hexca06a1ade

54230915806 has 8 divisors (see below), whose sum is σ = 81459514080. Its totient is φ = 27077744448.

The previous prime is 54230915801. The next prime is 54230915819. The reversal of 54230915806 is 60851903245.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54230915801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18854931 + ... + 18857806.

It is an arithmetic number, because the mean of its divisors is an integer number (10182439260).

Almost surely, 254230915806 is an apocalyptic number.

54230915806 is a deficient number, since it is larger than the sum of its proper divisors (27228598274).

54230915806 is a wasteful number, since it uses less digits than its factorization.

54230915806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37713458.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 54230915806 in words is "fifty-four billion, two hundred thirty million, nine hundred fifteen thousand, eight hundred six".

Divisors: 1 2 719 1438 37712737 75425474 27115457903 54230915806