Base | Representation |
---|---|
bin | 1010001111011… |
… | …00100010110010 |
3 | 12222122100111112 |
4 | 11013230202302 |
5 | 133442403123 |
6 | 12305113322 |
7 | 2062111430 |
oct | 507544262 |
9 | 188570445 |
10 | 85903538 |
11 | 44543666 |
12 | 24928842 |
13 | 14a494c6 |
14 | b5a1d50 |
15 | 781cd78 |
hex | 51ec8b2 |
85903538 has 16 divisors (see below), whose sum is σ = 147451200. Its totient is φ = 36768816.
The previous prime is 85903537. The next prime is 85903547. The reversal of 85903538 is 83530958.
It is a junction number, because it is equal to n+sod(n) for n = 85903495 and 85903504.
It is not an unprimeable number, because it can be changed into a prime (85903537) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8888 + ... + 15836.
It is an arithmetic number, because the mean of its divisors is an integer number (9215700).
Almost surely, 285903538 is an apocalyptic number.
85903538 is a deficient number, since it is larger than the sum of its proper divisors (61547662).
85903538 is a wasteful number, since it uses less digits than its factorization.
85903538 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7841.
The product of its (nonzero) digits is 129600, while the sum is 41.
The square root of 85903538 is about 9268.4161537989. The cubic root of 85903538 is about 441.2354020428.
The spelling of 85903538 in words is "eighty-five million, nine hundred three thousand, five hundred thirty-eight".
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