Base | Representation |
---|---|
bin | 1010001101001… |
… | …10110101011010 |
3 | 12222002211211102 |
4 | 11012212311122 |
5 | 133404234020 |
6 | 12255031402 |
7 | 2056512122 |
oct | 506466532 |
9 | 188084742 |
10 | 85618010 |
11 | 44369095 |
12 | 2480b562 |
13 | 1497955a |
14 | b529c82 |
15 | 77b3475 |
hex | 51a6d5a |
85618010 has 8 divisors (see below), whose sum is σ = 154112436. Its totient is φ = 34247200.
The previous prime is 85617991. The next prime is 85618019. The reversal of 85618010 is 1081658.
It is a Cunningham number, because it is equal to 92532+1.
It can be written as a sum of positive squares in 2 ways, for example, as 85618009 + 1 = 9253^2 + 1^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (85618019) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4280891 + ... + 4280910.
Almost surely, 285618010 is an apocalyptic number.
85618010 is a deficient number, since it is larger than the sum of its proper divisors (68494426).
85618010 is a wasteful number, since it uses less digits than its factorization.
85618010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8561808.
The product of its (nonzero) digits is 1920, while the sum is 29.
The square root of 85618010 is about 9253.0000540365. Note that the first 4 decimals coincide. The cubic root of 85618010 is about 440.7459968834.
Adding to 85618010 its reverse (1081658), we get a palindrome (86699668).
The spelling of 85618010 in words is "eighty-five million, six hundred eighteen thousand, ten".
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