Base | Representation |
---|---|
bin | 1010001111011… |
… | …00100101011001 |
3 | 12222122100201201 |
4 | 11013230211121 |
5 | 133442404310 |
6 | 12305114201 |
7 | 2062112056 |
oct | 507544531 |
9 | 188570651 |
10 | 85903705 |
11 | 445437a8 |
12 | 24928961 |
13 | 14a495c4 |
14 | b5a202d |
15 | 781ce3a |
hex | 51ec959 |
85903705 has 8 divisors (see below), whose sum is σ = 104832000. Its totient is φ = 67557936.
The previous prime is 85903691. The next prime is 85903717. The reversal of 85903705 is 50730958.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-85903705 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145305 + ... + 145894.
It is an arithmetic number, because the mean of its divisors is an integer number (13104000).
Almost surely, 285903705 is an apocalyptic number.
It is an amenable number.
85903705 is a deficient number, since it is larger than the sum of its proper divisors (18928295).
85903705 is a wasteful number, since it uses less digits than its factorization.
85903705 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 291263.
The product of its (nonzero) digits is 37800, while the sum is 37.
The square root of 85903705 is about 9268.4251628850. The cubic root of 85903705 is about 441.2356879692.
The spelling of 85903705 in words is "eighty-five million, nine hundred three thousand, seven hundred five".
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