Base | Representation |
---|---|
bin | 1010001110110… |
… | …10111100011000 |
3 | 12222111200121112 |
4 | 11013122330120 |
5 | 133433101243 |
6 | 12303355452 |
7 | 2061361313 |
oct | 507327430 |
9 | 188450545 |
10 | 85831448 |
11 | 444a448a |
12 | 248b2b88 |
13 | 14a22751 |
14 | b58397a |
15 | 7806818 |
hex | 51daf18 |
85831448 has 16 divisors (see below), whose sum is σ = 161070000. Its totient is φ = 42879456.
The previous prime is 85831439. The next prime is 85831451. The reversal of 85831448 is 84413858.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7358 + ... + 15026.
It is an arithmetic number, because the mean of its divisors is an integer number (10066875).
Almost surely, 285831448 is an apocalyptic number.
It is an amenable number.
85831448 is a deficient number, since it is larger than the sum of its proper divisors (75238552).
85831448 is a wasteful number, since it uses less digits than its factorization.
85831448 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9074 (or 9070 counting only the distinct ones).
The product of its digits is 122880, while the sum is 41.
The square root of 85831448 is about 9264.5263235634. The cubic root of 85831448 is about 441.1119396766. Note that the first 3 decimals are identical.
The spelling of 85831448 in words is "eighty-five million, eight hundred thirty-one thousand, four hundred forty-eight".
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