Base | Representation |
---|---|
bin | 11010001000111100… |
… | …000011100011111001 |
3 | 2200110001110221120200 |
4 | 122020330003203321 |
5 | 424440203422002 |
6 | 20521030312413 |
7 | 2012350450320 |
oct | 321074034371 |
9 | 80401427520 |
10 | 28067248377 |
11 | 109a3259143 |
12 | 55337b8709 |
13 | 2853b34c9c |
14 | 15038970b7 |
15 | ae40ebb1c |
hex | 688f038f9 |
28067248377 has 48 divisors (see below), whose sum is σ = 47307431808. Its totient is φ = 15704640000.
The previous prime is 28067248369. The next prime is 28067248393. The reversal of 28067248377 is 77384276082.
28067248377 is a `hidden beast` number, since 28 + 0 + 6 + 7 + 248 + 377 = 666.
It is not a de Polignac number, because 28067248377 - 23 = 28067248369 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28067248337) 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 47 ways as a sum of consecutive naturals, for example, 567127 + ... + 614627.
It is an arithmetic number, because the mean of its divisors is an integer number (985571496).
Almost surely, 228067248377 is an apocalyptic number.
It is an amenable number.
28067248377 is a deficient number, since it is larger than the sum of its proper divisors (19240183431).
28067248377 is a wasteful number, since it uses less digits than its factorization.
28067248377 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47710 (or 47707 counting only the distinct ones).
The product of its (nonzero) digits is 6322176, while the sum is 54.
The spelling of 28067248377 in words is "twenty-eight billion, sixty-seven million, two hundred forty-eight thousand, three hundred seventy-seven".
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