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54305268198 = 23127914514877
BaseRepresentation
bin110010100100110110…
…001010000111100110
312012011121221110022120
4302210312022013212
51342204122040243
640540354210410
73631510110036
oct624466120746
9165147843276
1054305268198
11210379a9845
12a636883a06
1351759b50bc
1428b24298c6
15162c819c83
hexca4d8a1e6

54305268198 has 32 divisors (see below), whose sum is σ = 108792668160. Its totient is φ = 18071431200.

The previous prime is 54305268179. The next prime is 54305268211. The reversal of 54305268198 is 89186250345.

It is a self number, because there is not a number n which added to its sum of digits gives 54305268198.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 11132536 + ... + 11137412.

It is an arithmetic number, because the mean of its divisors is an integer number (3399770880).

Almost surely, 254305268198 is an apocalyptic number.

54305268198 is an abundant number, since it is smaller than the sum of its proper divisors (54487399962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54305268198 is a wasteful number, since it uses less digits than its factorization.

54305268198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7612.

The product of its (nonzero) digits is 2073600, while the sum is 51.

The spelling of 54305268198 in words is "fifty-four billion, three hundred five million, two hundred sixty-eight thousand, one hundred ninety-eight".

Divisors: 1 2 3 6 1279 1451 2558 2902 3837 4353 4877 7674 8706 9754 14631 29262 1855829 3711658 5567487 6237683 7076527 11134974 12475366 14153054 18713049 21229581 37426098 42459162 9050878033 18101756066 27152634099 54305268198