Base | Representation |
---|---|
bin | 11001100110001101… |
… | …000011000111000100 |
3 | 2121221102221021200000 |
4 | 121212031003013010 |
5 | 422242013003140 |
6 | 20343132121300 |
7 | 1662043253556 |
oct | 314615030704 |
9 | 77842837600 |
10 | 27484500420 |
11 | 10724313a63 |
12 | 53b0606230 |
13 | 2790199b00 |
14 | 148a3214d6 |
15 | aacd8aa30 |
hex | 6663431c4 |
27484500420 has 432 divisors, whose sum is σ = 94786211520. Its totient is φ = 6681512448.
The previous prime is 27484500419. The next prime is 27484500479. The reversal of 27484500420 is 2400548472.
27484500420 is a `hidden beast` number, since 2 + 74 + 84 + 500 + 4 + 2 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 89525907 + ... + 89526213.
Almost surely, 227484500420 is an apocalyptic number.
27484500420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 27484500420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47393105760).
27484500420 is an abundant number, since it is smaller than the sum of its proper divisors (67301711100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27484500420 is a wasteful number, since it uses less digits than its factorization.
27484500420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 466 (or 439 counting only the distinct ones).
The product of its (nonzero) digits is 71680, while the sum is 36.
The spelling of 27484500420 in words is "twenty-seven billion, four hundred eighty-four million, five hundred thousand, four hundred twenty".
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