Base | Representation |
---|---|
bin | 1010001011110… |
… | …00100111100110 |
3 | 12221202020011022 |
4 | 11011320213212 |
5 | 133332204320 |
6 | 12251011142 |
7 | 2055063203 |
oct | 505704746 |
9 | 187666138 |
10 | 85428710 |
11 | 44249944 |
12 | 24739ab2 |
13 | 14911343 |
14 | b4bacaa |
15 | 7777325 |
hex | 51789e6 |
85428710 has 16 divisors (see below), whose sum is σ = 154548000. Its totient is φ = 33998976.
The previous prime is 85428701. The next prime is 85428713. The reversal of 85428710 is 1782458.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85428713) 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, 19475 + ... + 23454.
It is an arithmetic number, because the mean of its divisors is an integer number (9659250).
Almost surely, 285428710 is an apocalyptic number.
85428710 is a deficient number, since it is larger than the sum of its proper divisors (69119290).
85428710 is a wasteful number, since it uses less digits than its factorization.
85428710 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43135.
The product of its (nonzero) digits is 17920, while the sum is 35.
The square root of 85428710 is about 9242.7652788546. The cubic root of 85428710 is about 440.4209298300.
The spelling of 85428710 in words is "eighty-five million, four hundred twenty-eight thousand, seven hundred ten".
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