Base | Representation |
---|---|
bin | 1010001110100… |
… | …01011000010110 |
3 | 12222102200212210 |
4 | 11013101120112 |
5 | 133430323103 |
6 | 12302454250 |
7 | 2061136155 |
oct | 507213026 |
9 | 188380783 |
10 | 85792278 |
11 | 44478010 |
12 | 24894386 |
13 | 14a0a980 |
14 | b57359c |
15 | 77e9e03 |
hex | 51d1616 |
85792278 has 32 divisors (see below), whose sum is σ = 201583872. Its totient is φ = 23997600.
The previous prime is 85792271. The next prime is 85792303. The reversal of 85792278 is 87229758.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85792271) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49138 + ... + 50853.
It is an arithmetic number, because the mean of its divisors is an integer number (6299496).
Almost surely, 285792278 is an apocalyptic number.
85792278 is an abundant number, since it is smaller than the sum of its proper divisors (115791594).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85792278 is a wasteful number, since it uses less digits than its factorization.
85792278 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100020.
The product of its digits is 564480, while the sum is 48.
The square root of 85792278 is about 9262.4121048461. The cubic root of 85792278 is about 441.0448275861.
The spelling of 85792278 in words is "eighty-five million, seven hundred ninety-two thousand, two hundred seventy-eight".
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