Base | Representation |
---|---|
bin | 1000010011110… |
… | …1011111101010 |
3 | 2102120210220212 |
4 | 2010331133222 |
5 | 32410324030 |
6 | 3243021122 |
7 | 602155520 |
oct | 204753752 |
9 | 72523825 |
10 | 34854890 |
11 | 18746aa4 |
12 | b80a7a2 |
13 | 72b49c5 |
14 | 48b4310 |
15 | 30d7595 |
hex | 213d7ea |
34854890 has 32 divisors (see below), whose sum is σ = 74822400. Its totient is φ = 11430144.
The previous prime is 34854889. The next prime is 34854893. The reversal of 34854890 is 9845843.
It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (34854893) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9215 + ... + 12434.
It is an arithmetic number, because the mean of its divisors is an integer number (2338200).
Almost surely, 234854890 is an apocalyptic number.
34854890 is an abundant number, since it is smaller than the sum of its proper divisors (39967510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34854890 is a wasteful number, since it uses less digits than its factorization.
34854890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21686.
The product of its (nonzero) digits is 138240, while the sum is 41.
The square root of 34854890 is about 5903.8030116189. The cubic root of 34854890 is about 326.6539434630.
The spelling of 34854890 in words is "thirty-four million, eight hundred fifty-four thousand, eight hundred ninety".
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