Base | Representation |
---|---|
bin | 1010001111110… |
… | …00110011000000 |
3 | 12222201220100102 |
4 | 11013320303000 |
5 | 134001004403 |
6 | 12310141532 |
7 | 2062410650 |
oct | 507706300 |
9 | 188656312 |
10 | 85953728 |
11 | 44578343 |
12 | 249518a8 |
13 | 14a662c3 |
14 | b5b6360 |
15 | 782cb88 |
hex | 51f8cc0 |
85953728 has 28 divisors (see below), whose sum is σ = 194931792. Its totient is φ = 36837120.
The previous prime is 85953719. The next prime is 85953733. The reversal of 85953728 is 82735958.
It is a tau number, because it is divible by the number of its divisors (28).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95483 + ... + 96378.
Almost surely, 285953728 is an apocalyptic number.
It is an amenable number.
85953728 is an abundant number, since it is smaller than the sum of its proper divisors (108978064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85953728 is a wasteful number, since it uses less digits than its factorization.
85953728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191880 (or 191870 counting only the distinct ones).
The product of its digits is 604800, while the sum is 47.
The square root of 85953728 is about 9271.1233407824. The cubic root of 85953728 is about 441.3213173761.
The spelling of 85953728 in words is "eighty-five million, nine hundred fifty-three thousand, seven hundred twenty-eight".
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