Base | Representation |
---|---|
bin | 1010001111011… |
… | …10000001111110 |
3 | 12222122122212011 |
4 | 11013232001332 |
5 | 133443102010 |
6 | 12305201434 |
7 | 2062135252 |
oct | 507560176 |
9 | 188578764 |
10 | 85909630 |
11 | 445481a4 |
12 | 2493027a |
13 | 14a4c201 |
14 | b5a4262 |
15 | 781ea8a |
hex | 51ee07e |
85909630 has 8 divisors (see below), whose sum is σ = 154637352. Its totient is φ = 34363848.
The previous prime is 85909613. The next prime is 85909633. The reversal of 85909630 is 3690958.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85909633) 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, 4295472 + ... + 4295491.
It is an arithmetic number, because the mean of its divisors is an integer number (19329669).
Almost surely, 285909630 is an apocalyptic number.
85909630 is a deficient number, since it is larger than the sum of its proper divisors (68727722).
85909630 is a wasteful number, since it uses less digits than its factorization.
85909630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8590970.
The product of its (nonzero) digits is 58320, while the sum is 40.
The square root of 85909630 is about 9268.7447909628. The cubic root of 85909630 is about 441.2458321236.
The spelling of 85909630 in words is "eighty-five million, nine hundred nine thousand, six hundred thirty".
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