Base | Representation |
---|---|
bin | 11010011001110010… |
… | …101111011001111010 |
3 | 2201011202120012012220 |
4 | 122121302233121322 |
5 | 431030101103234 |
6 | 21005051144510 |
7 | 2022353121120 |
oct | 323162573172 |
9 | 81152505186 |
10 | 28350019194 |
11 | 11028935032 |
12 | 55b2445136 |
13 | 289a5ac8b3 |
14 | 152d263910 |
15 | b0dd55a49 |
hex | 699caf67a |
28350019194 has 32 divisors (see below), whose sum is σ = 64863609216. Its totient is φ = 8092059840.
The previous prime is 28350019189. The next prime is 28350019231. The reversal of 28350019194 is 49191005382.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287677 + ... + 373440.
It is an arithmetic number, because the mean of its divisors is an integer number (2026987788).
Almost surely, 228350019194 is an apocalyptic number.
28350019194 is an abundant number, since it is smaller than the sum of its proper divisors (36513590022).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28350019194 is a wasteful number, since it uses less digits than its factorization.
28350019194 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 662150.
The product of its (nonzero) digits is 77760, while the sum is 42.
The spelling of 28350019194 in words is "twenty-eight billion, three hundred fifty million, nineteen thousand, one hundred ninety-four".
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