Base | Representation |
---|---|
bin | 10011111110111010… |
… | …00011100101001110 |
3 | 1000200200002222010002 |
4 | 21333131003211032 |
5 | 133432413222440 |
6 | 4532315444302 |
7 | 526566454511 |
oct | 117735034516 |
9 | 30620088102 |
10 | 10728257870 |
11 | 4605904a20 |
12 | 20b4a56692 |
13 | 101c8418a5 |
14 | 73ab74d78 |
15 | 42bcb3115 |
hex | 27f74394e |
10728257870 has 32 divisors (see below), whose sum is σ = 21078061056. Its totient is φ = 3899024800.
The previous prime is 10728257863. The next prime is 10728257887. The reversal of 10728257870 is 7875282701.
It is a congruent number.
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, 179747 + ... + 231873.
It is an arithmetic number, because the mean of its divisors is an integer number (658689408).
Almost surely, 210728257870 is an apocalyptic number.
10728257870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10728257870 is a deficient number, since it is larger than the sum of its proper divisors (10349803186).
10728257870 is a wasteful number, since it uses less digits than its factorization.
10728257870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54016.
The product of its (nonzero) digits is 439040, while the sum is 47.
The spelling of 10728257870 in words is "ten billion, seven hundred twenty-eight million, two hundred fifty-seven thousand, eight hundred seventy".
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