Base | Representation |
---|---|
bin | 11010000110110000… |
… | …010101111111011111 |
3 | 2200100111120012222120 |
4 | 122012300111333133 |
5 | 424401314424321 |
6 | 20513241314023 |
7 | 2011424241006 |
oct | 320660257737 |
9 | 80314505876 |
10 | 28030623711 |
11 | 10984613522 |
12 | 5523495913 |
13 | 284938089c |
14 | 14dca81c3d |
15 | ae0cb4ec6 |
hex | 686c15fdf |
28030623711 has 8 divisors (see below), whose sum is σ = 37376380464. Its totient is φ = 18685974720.
The previous prime is 28030623697. The next prime is 28030623727. The reversal of 28030623711 is 11732603082.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 28030623711 - 210 = 28030622687 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28030623211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215980 + ... + 320481.
It is an arithmetic number, because the mean of its divisors is an integer number (4672047558).
Almost surely, 228030623711 is an apocalyptic number.
28030623711 is a deficient number, since it is larger than the sum of its proper divisors (9345756753).
28030623711 is a wasteful number, since it uses less digits than its factorization.
28030623711 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 553881.
The product of its (nonzero) digits is 12096, while the sum is 33.
The spelling of 28030623711 in words is "twenty-eight billion, thirty million, six hundred twenty-three thousand, seven hundred eleven".
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