Base | Representation |
---|---|
bin | 110010011110010110… |
… | …000001001110000000 |
3 | 12011220000200012020000 |
4 | 302132112001032000 |
5 | 1341443210223330 |
6 | 40521500120000 |
7 | 3626013633135 |
oct | 623626011600 |
9 | 164800605200 |
10 | 54196179840 |
11 | 20a91370080 |
12 | a606236000 |
13 | 515920b98a |
14 | 28a1b5058c |
15 | 1622e6c560 |
hex | c9e581380 |
54196179840 has 640 divisors, whose sum is σ = 213456371040. Its totient is φ = 12994560000.
The previous prime is 54196179797. The next prime is 54196179871. The reversal of 54196179840 is 4897169145.
54196179840 is a `hidden beast` number, since 5 + 4 + 19 + 617 + 9 + 8 + 4 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (640).
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 57593770 + ... + 57594710.
Almost surely, 254196179840 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54196179840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106728185520).
54196179840 is an abundant number, since it is smaller than the sum of its proper divisors (159260191200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54196179840 is a wasteful number, since it uses less digits than its factorization.
54196179840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1084 (or 1063 counting only the distinct ones).
The product of its (nonzero) digits is 2177280, while the sum is 54.
The spelling of 54196179840 in words is "fifty-four billion, one hundred ninety-six million, one hundred seventy-nine thousand, eight hundred forty".
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