Base | Representation |
---|---|
bin | 1010001010110… |
… | …00100100000000 |
3 | 12221111120001021 |
4 | 11011120210000 |
5 | 133314004113 |
6 | 12244115224 |
7 | 2054005330 |
oct | 505304400 |
9 | 187446037 |
10 | 85297408 |
11 | 4416a229 |
12 | 24695b14 |
13 | 14896651 |
14 | b4850c0 |
15 | 774d48d |
hex | 5158900 |
85297408 has 36 divisors (see below), whose sum is σ = 194588800. Its totient is φ = 36555264.
The previous prime is 85297397. The next prime is 85297417. The reversal of 85297408 is 80479258.
It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.
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, 22008 + ... + 25591.
Almost surely, 285297408 is an apocalyptic number.
It is an amenable number.
85297408 is an abundant number, since it is smaller than the sum of its proper divisors (109291392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85297408 is an equidigital number, since it uses as much as digits as its factorization.
85297408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47622 (or 47608 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 43.
The square root of 85297408 is about 9235.6595866240. The cubic root of 85297408 is about 440.1951751194.
The spelling of 85297408 in words is "eighty-five million, two hundred ninety-seven thousand, four hundred eight".
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