Base | Representation |
---|---|
bin | 1010001010110… |
… | …10000101001110 |
3 | 12221111212120201 |
4 | 11011122011032 |
5 | 133314204010 |
6 | 12244204114 |
7 | 2054032426 |
oct | 505320516 |
9 | 187455521 |
10 | 85303630 |
11 | 44173975 |
12 | 2469963a |
13 | 14899429 |
14 | b487486 |
15 | 775023a |
hex | 515a14e |
85303630 has 32 divisors (see below), whose sum is σ = 159314688. Its totient is φ = 32851200.
The previous prime is 85303613. The next prime is 85303633. The reversal of 85303630 is 3630358.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85303633) 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, 71640 + ... + 72820.
It is an arithmetic number, because the mean of its divisors is an integer number (4978584).
Almost surely, 285303630 is an apocalyptic number.
85303630 is a deficient number, since it is larger than the sum of its proper divisors (74011058).
85303630 is a wasteful number, since it uses less digits than its factorization.
85303630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1452.
The product of its (nonzero) digits is 6480, while the sum is 28.
The square root of 85303630 is about 9235.9964270240. The cubic root of 85303630 is about 440.2058781715.
Adding to 85303630 its reverse (3630358), we get a palindrome (88933988).
The spelling of 85303630 in words is "eighty-five million, three hundred three thousand, six hundred thirty".
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