Base | Representation |
---|---|
bin | 11010000001111101… |
… | …010101111100000100 |
3 | 2200010220010111100002 |
4 | 122001331111330010 |
5 | 424220214122114 |
6 | 20501244340432 |
7 | 2006426213015 |
oct | 320175257404 |
9 | 80126114302 |
10 | 27950145284 |
11 | 10943145926 |
12 | 5500544718 |
13 | 28357b3809 |
14 | 14d20d300c |
15 | ad8bb97de |
hex | 681f55f04 |
27950145284 has 48 divisors (see below), whose sum is σ = 53307676800. Its totient is φ = 12785642496.
The previous prime is 27950145257. The next prime is 27950145299. The reversal of 27950145284 is 48254105972.
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, 131252 + ... + 270420.
It is an arithmetic number, because the mean of its divisors is an integer number (1110576600).
Almost surely, 227950145284 is an apocalyptic number.
It is an amenable number.
27950145284 is a deficient number, since it is larger than the sum of its proper divisors (25357531516).
27950145284 is a wasteful number, since it uses less digits than its factorization.
27950145284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139292 (or 139290 counting only the distinct ones).
The product of its (nonzero) digits is 806400, while the sum is 47.
The spelling of 27950145284 in words is "twenty-seven billion, nine hundred fifty million, one hundred forty-five thousand, two hundred eighty-four".
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